题目内容
18．---__________ do you exercise？-Every day．（ ）| A． | How many | B． | How much | C． | How often | D． | How long |
分析 --你多久锻炼一次？
--每天．
解答 答案：C
根据回答"Every day"可知，此处在询问频率．A 多少；B 多少；C 多久一次；D 多长时间．只有C符合语境，故答案为C
点评 做这道题时要根据回答判断出询问的是什么，并从选项中选出最合适的选项．
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