— Have you finished your composition already?— Yes. I it in twenty minutes.A. have finish

问题补充：

— Have you finished your composition already?

— Yes. I it in twenty minutes.

A. have finished

B. finished

C. will finish

D. had finished

答案：

A. have finished

(答案→)B. finished

C. will finish

D. had finished

解析：此题考查时态的用法。此题易误选答案C，若选C，则说明作文还未写完，这与前

面的回答Yes 矛盾；如果选A，则强调的是动作的影响；而D为过去完成时态，必须相对

于过去时态而言，但句中并没有使用过去时态。一般来说，用现在完成时态提问，而用一般

过去时态回答。故只能选答案B。