Cars play an important role in modern life, but they ______ also cause many prob
题型：不详难度：来源：
Cars play an important role in modern life, but they ______ also cause many problems like air pollution. | A．should | B．can | C．must | D．will |
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答案
| B |
解析
| 考查情态动词的用法。should应该，can有时候可能会，must必须，will将会，句意：汽车在相待生活中起着非常重要的作用，但是，他们有时候可能也会引起许多为题像空气污染。故选B。 |
举一反三
--- Shall I take your iPad to the shop to be repaired?
--- Thanks, you _________. There is nothing wrong now.]| A．mustn’t | B．oughtn’t to | C．can’t | D．needn’t |
|
According to our school regulations, you _____ arrive at school before 7 A.M.
A. may B. can C. will D. should |
You can’t imagine that a well behaved gentleman be so rude to a lady.| A．might | B．must | C．should | D．would |
|
—What does the sign over there read?
—No person ________smoke or carry a lighted cigarette ,cigar or pipe in this area. |
--- Hi, Lucy．Do you know where Linda is?
--- She in the library．I saw her there just a few minutes ago．| A．shall be | B．must be | | C．should have been | D．might have been |
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