问题

________ have you been studying at school?—-For more than four years．

A:How often
B:How long
C:How old
D:How far

正确答案是：

标签： been , how

同类题型

Will you go to Mary’s birthday party?—No, ____ invited, I can’t go to it because I’ll be too busy then.

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_____ Amy late for school? -Never. [ ]

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