问题

How happy we are! The holiday we have been looking forward ________at last.
A:to has come
B:to have come
C:to having come
D:has come
B:to have come
C:to having come
D:has come
正确答案是:
同类题型
I’m sure that yourletter will get _____attention. They know you’re waiting for the reply.
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________her home, Mary helps her mother with some housework
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