Use the present perfect or the past indefinite tens with the infinitives in brackets 1) jack (buy) a new car a month ago. 2) you ever (be) to this picture gallery? 3) carol (to be ) to the cinema twice this week. 4) they (move ) to a new house last autumn. 5) sam ( live ) in america for two years, then he moved to mexico. 6) we (visit ) our grandmother last sunday. 7) i (study ) maths since 1992. 8) peter (be ) here since five o'clock. 9) when you (give up ) smoking? 10) paul ( come ) two hours ago.

1 Jack bought a new car a month ago.
2 Have you ever been to this picture gallery?
3 Carol has been to the cinema twice this week.
4 They moved to a new house last autumn.
5 Sam lived in America for two years, then he moved to Mexico.
6 We visited our grandmother last Saturday.
7 I have studied Maths since 1992.
8 Peter has been here since five o'clock.
9 When did you give up smoking?
10 Paul came two hours ago.