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 ---Allthestudentsarestudyingquietly. ---Theyhavebeenac...

練習題2.38W

問題詳情:

 ---Allthestudentsarestudyingquietly. ---Theyhavebeenac...

 ---All the students are studying quietly.


 ---They have been accustomed ________ any noise during free periods.


  A. not to make                                              B. not to making


  C. to not make                                              D. to not making


【回答】

D

知識點:介詞

題型:選擇題

標籤:Theyhavebeenac