题目内容
19．This dictionary______ Tom's．It hasA nn's name on it（ ）| A． | might be | B． | may he | C． | can't be |
分析 这本字典不可能是汤姆的．上面有安的名字．
解答 答案：C．
根据It has Ann's name on it，可知上面有安的名字，因此推断出前一句应该是，这本字典不可能是汤姆的．can't be不可能是．故选C．
点评 本题考查了情态动词的用法．can't be一般用于否定句中，表示不可能．
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