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【单选题】
下列有细胞与细胞的比较 , 不正确的是A.
大多数细胞比细胞的体积小,结构简单
B.
细胞与细胞都有细胞膜
C.
细胞的细胞质中无任何细胞器,细胞的细胞质中有多种细胞器
D.
细胞与细胞的主要区别是有无核膜包被的细胞核
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举一反三
【单选题】Passengers on board aren't allowed _____ calls during take-off．
A.
making or receiving
B.
to make or receive
C.
to have made or received
D.
having made or received
【单选题】_______ has been announced, our government will take more measures to make the falling economics recover as soon as possible.
A.
That
B.
As
C.
It
D.
What
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