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According to the air traffic rules, you switch off your mobile phone before boarding. A. may B. can C. would D. should 【查看更多】

 

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According to the air traffic rules, you ___ switch off your mobile phone before boarding.

   A. may           B. can     C. would            D. should

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According to the air traffic rules, you ___ switch off your mobile phone before boarding.

   A. may                   B. can          C. would               D. should

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According to the air traffic rules, you ___ switch off your mobile phone before boarding.

A．mayB．canC．wouldD．shall

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According to the air traffic rules, you ___ switch off your mobile phone before boarding.

A．may              B．can              C．would            D．shall

 

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According to the air traffic rules, you ____ switch off your mobile phone before boarding.

A. may　 B. can　　 C. would　 D. should

 

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