Помогите пожалуйста !!Complete the pairs of sentences. Use the Present Perfect in one...

Question

Помогите пожалуйста !!Complete the pairs of sentences. Use the Present Perfect in one sentence and the Past Simple in the other.
1) I (know) _______ her for six years. 2) I (know) _______ him when I was at school. 3) He (live) _______ in Paris from 1997 to 2000. 4 He (live) _______ in New York since 2001. 5) Where's Pete? I (not see) _______ him for ages. 6)I (not see) _______ Pete last night. 7) We (be) _______ at primary school from 1993 to 1998. 8) We (be) _______ in this class since September.9) I (not watch) _______ this video yet. 10) I (not watch) _______ a video at the weekend.

Answer 1

1) I (have known) her for six years. 2) I (knew) him when I was at school. 3) He (lived) in Paris from 1997 to 2000. 4 He (has lived) in New York since 2001. 5) Where's Pete? I (have not seen)  him for ages. 6) I (did not see) Pete last night. 7) We (were) at primary school from 1993 to 1998. 8) We (have been)  in this class since September. 9) I (have not watched) this video yet. 10) I (did not watch)  a video at the weekend.