—Have you decided when to leave for Australia?—Not yet. We _________ set off at
题型：不详难度：来源：
—Have you decided when to leave for Australia?
—Not yet. We _________ set off at the end of this month.| A．must | B．should | C．need | D．may |
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答案
| B |
解析
试题分析：must必须，一定；should应该；need需要；may可能，可以。句意：你决定什么时候去澳大利亚了吗？——还没有。我们应该在本月地动身吧。故选B。
点评：情态动词也是初中的常考内容，平时学习中一定要注意他们之间用法的区别，答题时结合语境进行选择。 |
举一反三
-- Is it your brother playing football outside?
-- It ________ be him. He is helping mother with dishes now.| A．must | B．can’t | C．mustn’t | D．can |
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He would rather _______ at home than ______ to the park with Jenny.| A．stay, go | B．to stay, to go | C．stays, goes | D．staying, going |
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Alice be at school because she phoned me from her home a minute ago.| A．mustn’t | B．isn’t able to | C．may not | D．can’t |
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The problem is too difficult for him. He _______ solve it by himself without any help.| A．can"t | B．mustn"t | C．shouldn"t | D．needn"t |
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Eddie _________ sleeping __________ going out.| A．would rather; than | B．prefers; than | C．would rather; to | D．prefers; to |
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