Question 1

What is an example of a first conditional sentence?

Accepted Answer

If it rains, I will take an umbrella.

Answer

If it rains, I take an umbrella.

Answer

If it rained, I would take an umbrella.

Answer

If it rained, I will take an umbrella.

Question 2

Which of the following is a zero conditional sentence?

Accepted Answer

If you heat ice, it melts.

Answer

If you heat ice, it will melt.

Answer

If you heated ice, it would melt.

Answer

If you had heated ice, it would have melted.

Question 3

Which sentence correctly represents a zero conditional?

Accepted Answer

If water reaches 100 degrees Celsius, it boils.

Answer

If water reaches 100 degrees Celsius, it will boil.

Answer

If water is reaching 100 degrees Celsius, it is boiling.

Answer

If water reached 100 degrees Celsius, it would boil.

Question 4

What is the structure of a first conditional sentence?

Accepted Answer

If + present simple, will + base verb

Answer

If + present simple, would + base verb

Answer

If + past simple, would + base verb

Answer

If + present continuous, will + base verb

Question 5

Which of the following sentences is an example of a first conditional?

Accepted Answer

If she studies hard, she will pass the exam.

Answer

If she had studied hard, she would have passed the exam.

Answer

If she studied hard, she would pass the exam.

Answer

If she studies hard, she passes the exam.

Question 6

Which of the following is a correct example of a zero conditional sentence?

Accepted Answer

If you mix red and blue, you get purple.

Answer

If you are mixing red and blue, you get purple.

Answer

If you mixed red and blue, you would get purple.

Answer

If you mix red and blue, you will get purple.

Question 7

Which of the following sentences correctly illustrates a first conditional?

Accepted Answer

If it snows tomorrow, we will go skiing.

Answer

If it snows tomorrow, we go skiing.

Answer

If it had snowed tomorrow, we would have gone skiing.

Answer

If it snowed tomorrow, we would go skiing.

Question 8

Which of the following is an example of a zero conditional sentence?

Accepted Answer

If you heat water to 0 degrees Celsius, it freezes.

Answer

If you heat water to 0 degrees Celsius, it will freeze.

Answer

If you heated water to 0 degrees Celsius, it would freeze.

Answer

If you are heating water to 0 degrees Celsius, it freezes.

Question 9

What is a key feature of first conditional sentences?

Accepted Answer

They refer to real and possible situations.

Answer

They always use the past tense.

Answer

They express universal truths.

Answer

They refer to unreal past situations.

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