A:Whattimedoyougetup?B:At6:30
練習題1.89W
問題詳情:
A: What time do you get up?
B: At 6:30 ________.
A. in the afternoon B. in the morning C. at night
【回答】
B
知識點:介詞和介詞短語
題型:選擇題
標籤:
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.已知各項均不為零的數列{an},定義向量.下列命題中真命題是( )A.若∀n∈N*總有cn⊥bn成立,則數...
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