After the young woman learned how warm polymer-based........jackets are, she went to the store and bought one for the winter.

The threads of the polymeric material were.............together so tightly that it was impossible to distinguish one thread from another.

There are some new policies..........at the university that will make it more difficult for researchers to obtain funding for their studies.

The femoral...........is the second biggest in the human body. it is located in the thigh and is the primary supplier of blood to the leg.

The hospital was located in an extremely rural area, and therefore carried only first-.............equipment. Patients who lived in the area often traveled great distances to hospitals that had more modern facilities.

The materials engineer who spoke at the medical conference stated that polymeric materials would undoubtedly be..........in the near future to ensure better results in procedures.

Arteries, veins, and capillaries are all types of blood........

The accident left the patient with a(n)..........nervous system, meaning that it could no longer send signals from some parts of the body to others.

The surgeon successfully ..............a donated kidney into the body of a man who had been on dialysis for years.

The wound on the child's knee began to form a(n)..........a few days after she fell while biking.

There are certain viruses and injuries from which individuals sometimes recover.............without any form of treatment.

The...........medical student, having worked diligently to achieve her goals, was accepted into the residency program at a highly respected university hospital.

The workers stood on a(n) ...........high above the ground in order to fix the broken equipment near the top of the building.

Pain is felt after exposure to.........such as injections or cuts.

In an effort to............her skin, the woman bought a number of expensive lotions and spent a significant amount of money on various facial treatments.

Thanks to recent medical advances, the recovery rate for major surgeries is dropping, and patients are..........faster and faster.

To make new medical procedures more..........., both the costs and the associated risks of the procedures need to be lowered.

People who lack calcium in their diet are at a higher risk for bone.

The new..........materials used in spinal surgery are thought to be better than traditional metal rods because they can be constructed to meet individual patients' needs.

Researchers hope to develop implant material that is...........to each patient's specific body, bone and blood type.

..........., the US has been the country that has conducted the majority of gene-therapy clinical trials.

The most..............clinical trials include three phases and follow all procedures required by the Food and Drug Administration.

Researchers feel confident that advancements in regenerative medicine could help to.............many forms of serious illness in the future.

............diseases such as asthma, can affect people's health for many years and cost many thousands of dollars to treat.

Some..............nonsurgical treatments have replaced surgery and can now be performed in a doctor's office instead of in a hospital.

If a new drug does not prove effective, scientists must.............it to improve its quality and effectiveness.

The young woman demonstrated great.........to her religious group, consistently volunteering to lead fundraisers.

As the old man was illiterate, he..........his poems to his son, who then wrote them down.

Convincing the author to revise the literary work was quite a(n)............, but the editor was ultimately successful.

Critics called the theater production..........due to its complicated plot. Audience members left not knowing what to think about what they had just seen.

The.........of the sculpture was disputed. Some historians stated that it was entirely characteristic of the medieval sculptor's style, while others pointed out small differences that suggested otherwise.

The historian was determined to pursue her............to discover the truth about the events in The Book of Margery Kempe even if it meant spending time in distant European libarires.

Major religions have..........that their followers follow with utmost respect. Such beliefs often differ substantially from one religion to another.

The tour guide explained the engineering features that had made it possible for the stained-glass windows of the Gothic cathedral to...........for centuries despite earthquakes, conquests and bad weather.

The ............of the newly constructed European churches were nearly identical, with all of the rooms laid out in almost the same mamner.

Engineering practices of the past have gradually.............into the methods of today.

The ancient city was............by high walls and towers, protecting it from armies that sought to attack and take control.

The older, somewhat dated home in the suburbs was..........than the chic new apartment downtown.

As they were touring a medieval French castle, the students studied the battlements that were used to protect inhabitants from.............

The blogger's list of the Seven .................of the Medieval World included the 12th century tower of Pisa in Italy, famous today because it leans at an angle of about 4 degrees.

The enormous, intricately designed windows in the front of the redesigned building downtown were especially ............in the afternoon light.

The writer's tone clearly........that she had little confidence in the proposed idea.

The art gallery did not want to...........direct discussions with the painter, perferring instead to deal with the artist's agent.

Beautiful .............copied from ancient Chinese tapestries are being manufactured and used to make popular clothing.

The authenticity of the tapestry is being............. A number of experts believe it may be false.

They types of materials used in a piece of art may help to .............the time period it belongs to.

At the opening of his new show, the artist make a(n)............toward his family in the crowd as he thanked them for their support and loyalty.

It is a(n)...........that the musician has the same name as a famous 17th century writer. the singer's parents were not aware of the painter's existence or work.

With a field of horses in the background and a farmer in the ..........., the painting depicted everyday life on a local farm.

Jupiter, which has 318 times the mass of earth, is the most........planet in the solar system.

Changes in solar ...........can lead to temperature changes on earth.

CO2 levels an temperatures ...........over time, but in the last 100 years, there has been a steady increase in both.

In 2013, the.......of CO2 in the atmosphere passed 400 parts per million, the highest level in recorded history.

Plants consist of three main types of...........that together make up their roots, stems, leaves and flowers.

Climate.......help scientists to understand and predict climate change.

When the Tambora volcano in Indonesia erupted in 1815, it killed about 90,000 people and..........sunlight, turning summer into winter across the Northern Hemisphere.

Scientists predict that the warming of the planet will continue and is likely to.............in years to come.

As global temperatures are increasing, our oceans are...........

The UN estimates that since 2008, climate or weather-related events have caused the.............of more than 20 million people.

As temperatures rise, causing permafrost to............, carbon dioxide and methane from animal and plant decay are released into the atmosphere.

Many small Alaskan villages need to.........to higher ground but don't have the money or resources to do so.

Heat is the transfer of ............energy from one object to another, for example, from a stove to a pot of water.

About 97 percent of Earth's water is in the ocean. The oceans contain a total........of more than 300 million cubic miles of water.

The Bramble Cay melomys had lived on a low-lying island of the Great Barrier Reef in Australia until rising sea levels made this region ..........for the small mouse-like animal, and in 2009 it became extinct.

Learning about past periods of climate change is............today, as history has much to teach us about current and future changes in climate.

..........is greatest in the Southern Hemisphere. Overall, tropical rainforests are thought to contain 50-90 percent of all species.

Many scientists believe that 250 million years ago, volcanic eruptions in Siberia were so..........that they produced as much as 2.7 million square miles of lava, destroying most life on earth.

Climate change has had........effects on the orange-spotted tilefish, which is highly sensitive to temperature change. For example, it died off in Japan during a period of warmer ocean temperatures in 1988.

Whales and dolphins are marine..........that give birth underwater.

Scientists are not certain what caused the............of the dinosaurs, but they do know that a huge die-off took place 65 million years ago.

The black rhinoceros population has suffered a serious .........decreasing by 96 percent between 1972 and 1996.

A potential........effect of global warming is the spread of infectious diseases. As temperatures increase, insects that carry diseases such as malaria could spread into new regions, infecting greater numbers of people.

Global warming can..........extreme weather of all kinds, including hurricanes and snowstorms.

The Artic fox is another animal that is.........to extinction due to Artic habitual loss.

Increased temperatures lead to increased........of water and drier conditions.

Once clouds become..........and can hold no more water, they release the water as precipitation.

The world's oceans have a huge.........to absorb heat.

Hurricanes are expected to become stronger and more intense as global temperatures increase, which will only..........the damage done to coastal areas already affected by rising sea levels.

A business environment includes economic, political, social, legal and technological......... Each part of the overall business environment should be considered when making business decisions.

In business negotiations, it is important for each side to consider the........of the other in order to reach a fair solution.

Facial expressions are one indication of a person's attitude, but an individual's true feelings may be ............to the eye.

Good business leaders will examine a situation carefully to determine the............cause of a problem, which may be hidden beneath other, more obvious explanations.

.......is important in Canadian business culture. Most Canadians expect to start meetings on time.

Some cultural characteristics are obvious, such as dress and language, but other features, such as beliefs and attitudes are often not immediately .......to those new to a culture.

Visitors to a new culture are often confused when their .............about "normal" behavior are not met.

My managers ........a lot of satisfaction from meeting their production goals.

In my workplace, most of the women wear traditionally ........clothing, such as skirts and dresses.

The man who answered the phone had a deep .........voice.

.......behavior is not tolerated in our workplace. Hiring or favoring some employees over others based on their sex violates the code of conduct.

It is.......to say that all men are competitive.

My coworker has the.........to blame others for problems. He usually claims his mistakes are my fault.

My new boss is .........on us. He expects us all to work really hard to meet our goals.

Other......of his that I admire are his intelligence and sound judgment. He has several qualities of a good leader.

Silicon Valley in California is known for companies that create ........technology and products.

There are plenty of.......when you take on a new business venture. Many things can go wrong, and it is common for new businesses to fail.

When living or working in a different culture, it is important to be tolerant of.......... You will encounter attitudes and behaviors that may be confusing to you.

When choosing a career, you should consider if you prefer to work for yourself or if you prefer the........of a job that provides a regular paycheck.

Government jobs are not a good choice for people who want to avoid the rules and paperwork that are required in a(n)............

If you have a(n)......to working in an office, you would be better off finding a career that allows you to be outdoors.

In most cultures there is a broad.........of opinions and behaviors.

Despite the comany's financial problems, the president expressed ............that business would improve.

He believes that a higher power is in control of his.......and will determine his future.

Our business is not doing well. I am..........about its long-term success.

With profits falling, company managers are interested in ............new customers and new sources of income.

My school has a ...........dress code. We need to wear uniforms every day.

Consulting a dictionary as you write will........that you are spelling words correctly.

In the experiment, all participants heard the same............- a high, loud sound. Then they were asked to identify it. Some people thought it was some kind of animal, and others thought it was some kind of machine.

In many languages, a rising intonation at the end of a sentence is a(n) .........that the speaker is asking a question.

Visitors and outsiders may not be able to hear the.........differences in the way English is spoken in different sections of NY city.

..........the Roman conquest of what is now France, the people of the region spoke a Celtic language called "Gaulish", which is unrelated to modern French.

Some private language lessons might......you to learn strategies for reading faster in English.

"Jabberwocky" is a poem by Lewis Carroll that includes real-sounding .............phrases like "slithy toves", "jib-jub bird", and "beamish boy."

The linguist Noam Chomsky claims that all human children have a natural,.......ability to learn language.

Many elementary-level teachers are........of the view that it is best for children to learn to read in their first language.

My psycholinguistics professor is teaching us about some interesting new ideas that are not widely accepted. However, I am glad that my other professors concentrate on......ideas and theories so that I can get a good education in the basics of the field.

You can really only learn new vocabulary items by reading and practicing. Your teacher can give you strategies for learning, but then you have to......

The main speaker at the conference was a well-known linguist whose online lectures about language......many thousands of viewers every year.

If you do not believe in the concept of sound symbolism, then you will agree that English word dog, the French word chien, and the Arabic word pronounced kalb are entirely ............

Some anthropologists argue that certain practices, such as using fire, are ..........among human cultures. Other anthropologists say that nothing is common to every culture- that somewhere, at some time in history, a group must have existed that didn't fit the pattern.

The new director made........changes at the language school, redoing the curriculum and choosing new textbooks for every course.

It is difficult to learn a new word ....... To understnad how a word is actually used, you have to look at in context.

A characteristic of the professor's writing is that the.......between fact and opinion is always clear.

Since language is the product of............processes, it's very difficult to research. Experiments cannot really get inside anyone's brain and trace the formation of thoughts.

I...........that Dr. Ladd will agree to speak at the linguistics conference just as she does every year, but I haven't received a confirmation from her yet.

The two colleagues had a(n).......relationship. one of them was great at research but not good at public relations. The other dealt well with the public but was weak at research.

I think I'll be attending the linguistics conference next week, but maybe not. My plans are.........because I don't know whether I can get the time off or whether I can book a last-minute flight.

We should do some.........studies to investigate whether the lesson works. We could build some controlled experiments involving a few classes to try it out.

I would like to sell our app in Canada and Mexico, but we operate under several.........The biggest one is our small marking budget.

I am confused about how to pronounce words written with several vowels .........such as bureaucracy.

When you are giving a presentation in a university class, you should speak in a(n)........that is formal but not too formal.

Bats and some other animals make........sounds as a way to find their way in the dark. Technically this is called echolocation.

Put your fingers on the front of your neck. Now talk. Do you fee the movement? Those are your vocal cords.......as air passes over them.

A cold or an infection in one's sinus .........can cause a person to pronounce nasal sounds like dental ones. For example, the word mean might sound like bead.

Most languages have............about where certain consonants can appear. In English, for example, there cannot be an /s/ after affricates. That is why we say "watches" not "watchs".

The course covers every aspect of singing, from the.....process of sound production to proper artistic expression.

When Robert is nervous, his throat ........, making it difficult for him to speak.