问题

I find very useful learn English well.

A:it ,learn
B:that , learning
C:it , to learn
D:it’s , to learn;

正确答案是：

同类题型

I live next door to a couple ________ children often make a lot of noise.

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Life is like a long race ______ we compete with others to go beyond ourselves.

Are you chairman — No, and I _________.