Complete the pairs of sentencer. use the present perfect in one setntence and the past simple in the ofher. заполните пар sentencer. используйте настоящее совершенное время в одном setntence и простой в нее. 1. i (not see) pete last night. 2. we (be) at primary school from 1993 to 1998. 3. we (be) in this class since sentember. 4. i (not this video yet. 5. i (not watch) a video at the weekend