问题

It would be a big surprise to Charles if he ____________ the good news that he has won the scholarship.
A:know
B:knows
C:knew
D:had known
B:knows
C:knew
D:had known
正确答案是:
同类题型
Would you like to eat some hamburgers–,but I’m full.
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I to be quite afraid to live in that city, but now I have to the life there.[ ]