题目内容
13.---The piano ___ be Alice's.---I think so.She is the only student who __play the piano in our class.( )
| A. | must,can | B. | must,should | C. | could,need | D. | might,will |
分析 ---钢琴肯定是爱丽丝的.
---我也这么认为.她是我们班唯一会弹钢琴的.
解答 答案:A.
结合句意上文是说肯定是爱丽丝的,表示肯定猜测,故用must be,第二个空是表示能,会,用can,故答案是A.
点评 must表对现在的状态或现在正发生的事情的推测时,must后面通常接系动词be的原形或行为动词的进行式.
You have worked hard all day.You must be tired.你辛苦干一整天,一定累了.(对现在情况的推测判断)
否定推测用can't.
If Tom didn't leave here until five o'clock,he can't be home yet.如果汤姆五点才离开这儿,他此时一定还未到家.
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