问题

The research Tuyouyou has devoted all her life to ____to be great value.

A:proved/out
B:prove/to
C:proves/of
D:proving/with;

正确答案是：

同类题型

Try not to work too hard. Relax yourself.– Thanks. _________

My daughter has passed the exam. —Congratulations! She’s really excellent.— ____________.

I can never afford a new house likethat!— ________ . The price is too high.

When he wD．might

e aware that, _____, the situation will getworse.