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【多选题】
岩石可以分为三大类,它们是:A.
沉积岩
B.
变质岩
C.
大理岩
D.
花岗岩
E.
岩浆岩
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反馈参考答案：
举一反三
【单选题】The example of the children holding hands when crossing the street in the last paragraph shows that
A.
social distance is not always needed.
B.
there is no social distance among small children.
C.
humans are different from animals in social distance.
D.
social distance is sometimes determined by outside factors.
【简答题】FX系列PLC编程有 、 、 三种方式
【单选题】When the light changed, Nick crossed the street.
A.
The light changed. Then Nick crossed the street.
B.
Nick started to cross the street. Then the light changed.
【单选题】下列各项中对确诊化脓性脑膜炎为最有力的依据是哪项?( )
A.
脑脊液中白细胞数
B.
脑脊液中蛋白质量
C.
脑脊液中葡萄糖含量
D.
找到致病性细菌
E.
脑脊液中红细胞数
【单选题】选出与划线部分意思相同 (相近) 的选项。 The street kids has to return to the street if they disobey the rules. [ ]
A.
come back
B.
go
C.
give back
D.
turn back
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