Present Perfect Tense

Front

What is the negative form of the present perfect tense?

Back

We form negative sentences in present perfect tense by adding 'not' after the auxiliary verb have - has.

Front

Which auxiliary verb do we use with 'I', 'You', 'We', and 'They' in the negative form?

Back

We use 'haven't' with I, You, We, and They.

Front

Which auxiliary verb do we use with 'He', 'She', and 'It' in the negative form?

Back

We use 'hasn't' with He, She, and It.

Front

How do we form interrogative sentences in the present perfect tense?

Back

We form interrogative sentences by putting the auxiliary have - has at the beginning of the sentence, followed by the subject and the past participle verb.