present perfect

Front

What is the present perfect tense?

Back

The present perfect tense is used to describe actions that occurred at an unspecified time in the past or that started in the past and continue to the present.

Front

How do you form the present perfect tense?

Back

The present perfect tense is formed using 'has' or 'have' + the past participle of the verb.

Front

When do you use 'has' in the present perfect tense?

Back

Use 'has' with third person singular subjects (he, she, it).

Front

When do you use 'have' in the present perfect tense?

Back

Use 'have' with first person (I, we) and second person (you) subjects, as well as third person plural subjects (they).

Front

What is the past participle of the verb 'to be'?

Back

The past participle of 'to be' is 'been'.

Front

What is the past participle of the verb 'to collect'?

Back

The past participle of 'to collect' is 'collected'.

Front

Complete the sentence: 'Peter ___________________ (be) to Thailand once before.'

Back

has been.

Front

Complete the sentence: 'I _____________________ (collect) stamps since I was nine.'

Back

have collected.

Front

Complete the sentence: 'She ______ dropped her wallet.'

Back

has.

Front

Complete the sentence: 'I................Helen since April.'

Back

haven't seen.