问题

Leaders of many countries have been trying to ______ what it is that makes China develop so fast.

A:carry out
B:figure out
C:watch out
D:go out

正确答案是：

同类题型

She likes to have everything in order so that she can ______ them when necessary.

As your spoken English gets better, so ______your written English.

All these talent shows have one thing______ common.

taking action, but how effective itwill remain _______.

Did you have anyone the trees—Yes, I had the trees .