A hard-working man become a great scientist, but a great scientist
题型：不详难度：来源：
A hard-working man become a great scientist, but a great scientist be a hard-working man.| A．can’t; can | B．may not; can | | C．can’t; must | D．may not; must |
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答案
| D |
解析
试题分析：句意：一个勤劳的人不可能成为一个伟大的科学家，但一个伟大的科学家一定是一个勤劳的人。Can能，会；may可以，可能；must必须，一定；can’t不可能，不会；may not不可以，不可能。所以选D。 |
举一反三
A: Listen! Is it Tina singing in the next room?
B: No, it __________ be her. She is still in Shanghai.| A．can’t | B．couldn’t | C．may not | D．might not |
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---Lingling says Miss Yu has gone to Shanghai, _____ that be true?
---It _____ be true because I saw her in the office just now.| A．may; may not | B．must; can’t | | C．can; may not | D．may; can’t |
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----Must I finish that work today?
----No, you _____. You may finish it in three days.| A．mustn’t | B．needn’t | C．Shouldn’t | D．couldn’t |
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---Can people drive after drinking a glass of beer?
---No. According to the law they _________.| A．mustn’t | B．can’t | | C．needn’t | D．shouldn’t |
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