题目内容
-- does Mary usually go to the bubby club?
--Once a week.
--Once a week.
A.How much | B.How long | C.How far | D.How often |
D
回答语是表示频率,对频率提问的常用how often,故选D,A可以问价格,B可以问长度,C可以问路程,故选D。
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