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_______they_______,theirclassmateswereallintheclassroom...

練習題2.99W

問題詳情:

_______they_______,theirclassmateswereallintheclassroom...

_______ they_______, their classmates were all in the classroom.

       A. Before ; were arguing     B. When ; are arguing

       C. While ; were arguing      D. While ; are arguing

 

【回答】

C

知識點:相似 相近詞比較

題型:選擇題

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