题目内容
9.That red bicycle __________ be Helen's.Helen's bicycle is black.( )| A. | can | B. | can't | C. | must | D. | mustn't |
分析 那辆红色的自行车不可能是海伦的.海伦的自行车是黑色的.
解答 答案:B.can能,会;can't不可能;must一定,必须;mustn't禁止.根据Helen's bicycle is black,可知海伦的自行车是黑色的,所以那辆红色的自行车不可能是海伦的.can't不可能.故选B.
点评 本题考查了情态动词的用法.熟知句意以及所给选项的意思是解答本题的关键.
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