Asyoucansee,thenumberofcarsonourroads
练习题2.73W
问题详情:
As you can see,the number of cars on our roads ________ rising these days.
A.was keeping B.keep C.keeps D.were keeping
【回答】
C
知识点:动词时态与语态
题型:选择题
标签:Asyoucansee
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.已知各项均不为零的数列{an},定义向量.下列命题中真命题是( )A.若∀n∈N*总有cn⊥bn成立,则数...
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