Understanding Third Conditional Sentences

What is the structure of a third conditional sentence?

• If I had known, I would have gone.

• If I know, I would have gone.

• If I had known, I will go.

• If I knew, I would go.

Which verb form is used in the if clause of a third conditional?

• present continuous

• simple past

• past perfect

• future perfect

What does the main clause of a third conditional sentence typically include?

• A gerund and an auxiliary verb.

• A modal verb (like 'would') and the past participle

• An infinitive verb and a conjunction.

• A past tense verb and a subject.

Provide an example of a third conditional sentence.

• If I knew about the party, I would go.

• If I had known about the party, I would go.

• If I know about the party, I would have gone.

• If I had known about the party, I would have gone.

How do you form the if clause in a third conditional?

• If + subject + had + past participle

• If + subject + will + base form

• If + subject + would + past participle

• If + subject + had + present participle

What is the purpose of using third conditional sentences?

• To express wishes about the present.

• To express hypothetical situations in the past that did not occur.

• To describe future events that will happen.

• To state facts about the past.

What is the difference between second and third conditional sentences?

• The second conditional is for present/future hypotheticals, while the third conditional is for past hypotheticals.

• The second conditional is used for real situations, while the third conditional is for unreal situations.

• The second conditional is used for past events, while the third conditional is for future events.

• Both second and third conditionals express the same type of hypothetical situations.

Fill in the blank: If she had studied harder, she ______ (pass) the exam.

• would have passed

• would pass

• might have passed

• will have passed

True or False: Third conditional sentences refer to situations that are possible in the present.

• True

• False

• Third conditional sentences refer to future situations.

• Third conditional sentences are always hypothetical.

Complete the sentence: If they had known about the party, they ______ (come).

• could have came

• will have come

• would come

• would have come