题目内容
17.--______ have you taught English,Mr.Brown?--Since 1997.( )
| A. | How often | B. | How long | C. | How soon | D. | When |
分析 -布朗先生,你教英语多久了?
-从1997年起.
解答 答案:B;
How often多久一次;How long多久;How soon,再过多久;When什么时候;根据答语Since 1997推知上句用How long提问;故选B.
点评 根据句中信息推测出该句的句意是解答此题的关键;还要对给出的答案进行分析和比较,从而作出正确解答.
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