题目内容
18.-Can we ski on this mountain?-Of course.However,at no time _______ you do so alone.( )
A. | could | B. | might | C. | need | D. | must |
分析 --我们能在这座山上滑雪吗?
--当然.然而,你绝不能单独这么做.
解答 答案是A.本题考查情态动词辨析;could 能,可以,表示能力和许可;might也许,不确定;need需要;must必须.根据语境推测本题表示不许可,"不能单独这么做",所以答案选择A.
点评 要在正确理解情态动词的基本含义的基础上,整体理解语境中的情感态度,做出合理的判断.
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