问题
______ do you exercise —Once a week.
A:How long
B:How often
C:How soon
D:How many;
B:How often
C:How soon
D:How many;
正确答案是：
同类题型
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The teacher suggested _____ that we should make the most of time to study English well
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How nice you look in the red dress!– .
mes in summer, when ______ sun is rising, youcan still see ______ clear moon hanging in the sky