Quiz on Infinitive Clauses

What is a relative infinitive clause?

• A clause that uses a relative pronoun and a finite verb

• A clause that replaces a relative pronoun and finite verb with an infinitive

• A clause that only uses infinitives

• A clause that is always non-defining

Which of the following sentences uses a relative infinitive clause correctly?

• He was the only one who finished the course.

• The next train to leave is the 17.30 to Bristol.

• The first person who spoke was an expert.

• Jenny is definitely somebody who you should keep an eye on.

In which context can we use an infinitive in a relative clause?

• When replacing normal tenses

• Only with passive verbs

• When the subject is a pronoun

• Only in non-defining clauses

What is the equivalent of 'the first person who left' using a relative infinitive clause?

• The first person who has left

• The first person to leave

• The first person that left

• The first person leaving

What is the perfect infinitive form of 'to understand'?

• to understand

• to have understood

• to understanded

• to be understanding

Which sentence correctly uses a perfect infinitive?

• She is the first to have completed the project.

• They are the ones to win the game.

• I am the one to finish the task.

• He was the only one to finish the race.

What does 'the person to speak to' mean?

• The person who can speak

• The person that is speaking

• The person who spoke

• The person who you should speak to

Which of the following sentences uses a relative infinitive clause with a modal meaning?

• The person who you should ask is over there.

• The thing that we need to do is important.

• The place where we should meet is nearby.

• The book to read is on the table.

What is the correct form of 'the thing we should do' using a relative infinitive?

• The thing to do

• The thing that we should do

• The thing to have done

• The thing doing

What does 'the time to go' imply?

• The time when you should go

• The time that is going

• The time that is left

• The time to have gone