问题

I ________ a topic for the composition, but haven’t decided yet

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

正确答案是：

同类题型

He is ____ a book.

(2014·山东省蒙沂六校联考)Provide your doctor with a detailed medical history________he can give you accurate treatment

Which sentence structure is “S+V+P”

Here are some phone numbers ， please __________ in your notebook .

is pocket English dictionary cost me2 US _____, that is more than 16 RMB _____