问题补充:
---Have you thought of the topic for the composition?
---Not yet, Iit very carefully, but I haven’t decided.
A. will consider
B. have been considering
C. had considered
D. was considering
答案:
A. will consider
(答案→)B. have been considering
C. had considered
D. was considering
解析:考查动词时态。由关键词Not yet,I haven’t decided.推知一致在考虑,故用现在完成进行时意思“哟一致在考虑”。