23.--- I try to memorize new words every day, but can only remember few of them. --- That’s not surprising. Newly – learnt words are easily forgotten unless frequently in communication. A.used B.using C.to use D.be used 查看更多

 

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一I try to memorize new words every day, but can only remember few of them.

一That’s not surprising.Newly-learnt words are easily forgotten unless frequently _______ in communication.

A.used                       B.using                C.to use                 D.be used

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