Third Conditional Mastery

What is the correct structure for the third conditional?

• If + past simple, would + base form

• If + present simple, will + base form

• If + past perfect, would + have + past participle

• If + present perfect, will + have + past participle

Choose the correct third conditional sentence:

• If she will study harder, she would have passed the exam.

• If they studied more, they will pass the test.

• If he had studied, he would have passed the exam.

• If we will have gone earlier, we will miss the train.

Complete the sentence with the correct third conditional form: If I _______ (know) about the traffic, I _______ (take) a different route.

• knew, would take

• know, take

• had known, would have taken

• know, would have taken

Identify the correct third conditional sentence:

• If you would have told me, I will help you.

• If he tells her, she will understand.

• If they had invited us, we would have come.

• If I tell you, you will know.

Which is the correct third conditional sentence?

• If they will come early, we will leave on time.

• If she would have called, I will have answered.

• If it had rained, we would stay indoors.

• If you tell him, he will understand.

Complete the sentence with the correct third conditional form: If she _______ (not lose) her keys, she _______ (not be) locked out.

• didn't lose, wouldn't be

• doesn't lose, won't be

• hadn't lost, wouldn't have been

• didn't lose, won't be

Select the correct third conditional sentence:

• If we would have known, we will warn you.

• If they will arrive on time, we will start the meeting.

• If she had called earlier, we would have answered.

• If I see him, I will tell him.

Complete the sentence with the correct third conditional form: If they _______ (invite) us to the party, we _______ (attend).

• invited, will attend

• invite, will attend

• had invited, would have attended

• invite, would attend