题目内容
13.His door is open.He ______ be at home,I think.( )| A. | can | B. | shall | C. | will | D. | must |
分析 他的门开着,我想他一定在家.
解答 答案:D.
结合选项可知本题考查情态动词,首先明确选项中每个单词的意思:A:能够;B:将要(用于第一人称);C:将要(用于各种人称);D:必须/一定(表推测); 根据设空处前面的His door is open,结合题干推测句意是"他的门开着,我想他一定在家.",所以must 符合句意,故选D.
点评 本题考查了情态动词的用法.解答时首先根据题干明确句意,理解所给选项中每个情态动词的意思并熟练掌握它们的用法,便可作出正确选择.
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