问题

34—Have you thought of a topic for your speech yet? —No, I__________a lot about it, but I haven’t decided

A:will think
B:have been thinking
C:had thought
D:was thinking

正确答案是：

同类题型

She couldn’t give the police a(n) __________ description of the robber because she was very nervous at that time. [ ]

is the _________ country, Japan orAustralia

33Only after he had spent several nights working on the math problem_______to wonder whether the problem was wrongly set　　　　

Damao can playbasketballand he can also playviolin.

下列句子中“而”字的用法与例句相同的一项是例句：冰，水为之而寒于水