问题
选择题
---Have you thought of the topic for the composition?
---Not yet, I____it very carefully, but I haven’t decided.
A．will consider
B．have been considering
C．had considered
D．was considering
答案
答案：B
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”。