—What’sbehindthedoor?—Thereisadog behindit.A.tosi...
練習題2.04W
問題詳情:
— What’s behind the door?
— There is a dog behind it.
A. to sit B. sit C. sat D. sitting
【回答】
D
知識點:相似 相近詞比較
題型:選擇題
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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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