问题

It is hard to imagine what progress they _____ in the past few months.[ ]

A: made
B: have made
C: had made
D: make

正确答案是：

同类题型

How long have you been _______ China, Maria—___________ 2007. I fall in love with China now.

I’m going to Shhow to doit.

n my room once a week, and the job_____ me two hours．

I really appreciate ______ to help me with my maths, but I’m afraid that I have no time this week. [ ]

Have you known each other for long?— Not very long, ____ we started to work in the company.