题目内容
【题目】According to the air traffic rules, you ______ switch off your mobile phone before boarding.
A.ought to
B.may
C.can
D.would
【答案】A
【解析】句意：根据空中交通规则的要求,你应该在登机前关掉你的手机。ought to应该,应当。故选A。
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题目内容
【题目】According to the air traffic rules, you ______ switch off your mobile phone before boarding.
A.ought to
B.may
C.can
D.would
【答案】A
【解析】句意：根据空中交通规则的要求,你应该在登机前关掉你的手机。ought to应该,应当。故选A。