Question

We ________ walk in the moonlight, talking about ________ we were interested in

We ________ walk in the moonlight, talking about ________ we were interested in．
A. used to; all what
B. were used to; all that
C. used to; what
D. were used to; what

Answer 1

答案C
考查词组辨析及连词的区别。used to do sth．过去常常做某事；be used to do sth．被用来做某事；what此处引导宾语从句，故选C。