题目内容
5．-How often will you come back？--In an hour．A B C．
分析 你多久会回来？一小时后．
解答 答案 A：How soon 分析原句，是一个一般将来时的句子，且回答In an hour是介词in加一段时间的表达，意思是一小时后，表示将来，故用how soon表示多久以后．
点评 注意how often，how soon，how far，how long，how much，how many等短语的区别．
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