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42．Students are to speak loudly in the reading room. A．told B．supposed C．not supposed D．a(chǎn)llowed 【查看更多】

 

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Students are ______ to speak loudly in the reading room.

A．told                 B．supposed                C．not supposed                  D．a(chǎn)llowed

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Students are ________ to speak loudly in the reading room．

[　　]

A．told

B．supposed

C．not supposed

D．allowed

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