摘要：- do you go to visit your grandpa? -Once or twice in a week. A.How long B.How soon C.How far D.How often 答案: 8.D 一般表示频繁,通常用how often 提问.表示时间多长或多久,用how long.表示距离.用how far.表示很快.不久.用how soon.

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