问题

I hope the little I have been able to do has been of some use.

A:that; that
B:不填；by which
C:what; what
D:不填；with which

正确答案是：

同类题型

I don’t have enough time _____ breakfast on school days.

This story is well worth ____________

Do you have ______to say for yourself—No, I have ______to say.

Do you know how long ________ —-I’m sorry I don’t know.

The news inspired the whole world______ Israeli scientists have invented a kind of magic glasses_________ can let the blind see things.