题目内容
7.Don't keep silence!The head teacher is a lot about that.( )| A. | able to know | B. | supposed to know | ||
| C. | supposing to know | D. | going to know |
分析 不要保持沉默,班主任应该对那件事知道很多.
解答 答案:B 根据be able to do sth〝能够做某事〞;be supposed to do sth〝应该做某事〞be going to do sth〝打算做某事〞可排除C,再根据句中Don't keep silence!让对方不要沉默可推测班主任应该对那件事知道很多,故填supposed to know〝应该知道…〞故选B
点评 理解句意是解决此类题的关键和前提,再了解选项含义筛选出合适的短语.
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