All the students are back ______ home.All the students are back ____ home.A.to B.at C./

问题描述:

All the students are back ______ home.
All the students are back ____ home.
A.to B.at C./

选C
be back home回家,中间不用介词
所有的学生都回家了

C
be back home 回家( HOME 作副词,前面不用介词)
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