More than a billion people use the internet and the number of people who are online increases by _________ million every year.

Neil Armstrong stepped out of his _________ onto the surface of the moon and made his famous statement.

We are still in the early days of the internet, but we are able to give instructions using _________.

A space observatory will study the _________ and _________ in the galaxy.

Life expectancy worldwide has risen dramatically over the past 100 years, from about 47 years in 1900 to about _________ years today.

Medical science has done more for the comfort and happiness of the human race than the advances in _________.

Airlines carry more than _________ people to their destinations every year.

It is estimated that, at any one time these days, there are as many people travelling in _________ as the total number of people who travelled abroad in the whole of the nineteenth century.

According to paragraph 5, it is true that modern travel is commercialized and there is _________ and _________ abuse.

However, modern travel is also a competition in which almost every country in the world takes _________.

Jonathan Swift wrote: "Whoever makes two blades of grass or two ears of corn grow where only one grew before serves mankind better than the whole race of _________."

In Europe, our _________ have done this. In 1709, whole villages in France died of hunger.

The last wonder of the modern world is simply that we are ________ in the text's opinion.

We have had enough _________ for over 50 years that could destroy the world, but we haven't used them.

The text suggests that for a brief moment, we see the world come together in _________ and _________.