1) Complete the sentences with the correct from of the verbs in brackets. Use the present perfect and for, since, just, yet and already.

Pete and Naomi _____ (be) friends ________ a long time.
How long ________(she/live) in London? ________ last summer.
Maria ___________ (not do) her homework _____________.
We_________(paint) the room, so we don't need help anymore.
John___________(leave) the party, maybe you can catch him in front of the club.
How long________(you/know) Penny? _____________ we were kids.
He_______________(not/have) a holiday___________ a long time.
__________(they buy) a new car _______?
_______(he/tidy) his room and he is very tired now.
__________(we/do) the shopping so you don't have to go the supermarket.