Grammar

Front

What is the past simple form of the verb 'to buy'?

Back

bought

Front

What is the present perfect form of the verb 'to be'?

Back

has been

Front

What is the present perfect form of the verb 'to buy'?

Back

have bought

Front

What is the present perfect form of the verb 'to repair'?

Back

has repaired

Front

What is the negative form of the present perfect for 'to find'?

Back

hasn't found

Front

What auxiliary verb is used to form the present perfect tense?

Back

has/have

Front

What is the structure of a present perfect question?

Back

Have/Has + subject + past participle?

Front

What is the difference between 'has' and 'have'?

Back

'Has' is used with third person singular subjects, while 'have' is used with first and second person singular and all plural subjects.

Front

What is the function of the present perfect tense?

Back

To describe actions that occurred at an unspecified time before now or that started in the past and continue to the present.

Front

How do you form the negative in the present perfect tense?

Back

Use 'hasn't' or 'haven't' + past participle.