She has known how to play the piano for 5 years

6. She has known how to play the piano for 5 years.
A. She didn’t play the piano 5 years ago.
B. She started to play the piano 5 years ago.
C. She played the piano 5 years ago.
D. The last time she played the piano was 5 years ago

7. We have been cooking for the party for four hours.
A. We didn’t start cooking for the party until four.
B. We started cooking for the party four hours ago.
C. We have four cooks for the party
D. Cooking for the party will be done in four hours

8. The last time I saw her was three years ago.
A. I have not seen her for three years.
B. About three years ago, I used to meet her.
C. I have often seen her for the last three years.
D. I saw her three years ago and will never meet her

9. We last went to that cinema 2 months ago.
A. We have been to the cinema for 2 months.
B. We haven't been to the cinema for 2 months.
C. We didn't want to go to the cinema anymore.
D. We didn't go to the cinema for 2 months.

10. It started to rain at 2 o’clock and it is still raining.
A. It has been raining at 2 o’clock.
B. It has been raining since 2 o’clock
C. It has been raining for 2 o’clock.
D. It has been raining in 2 o’clock.