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【单选题】
设函数 ，则 ＝（ ）A.
2
B.
6
C.
8
D.
4
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【单选题】Do you think it’s OK to wear high-heeled shoes at school? If you ask me,
A.
I don’t think so
B.
I suppose to
C.
I think not
D.
I believe not
【单选题】Oh, the milk strange,do you think it’s OK to drink?
A.
was tasted
B.
tasted
C.
is tasting
D.
tastes
【简答题】Do you think it’s OK to call in sick to work if you’re not sick? ( )
【简答题】Joe:So you think it’s (40) ________ in London?Tanya:I sure do. And, if you ask me, New York as well. Anyway, you ready?Joe: Sure. Why not? Janet?Janet: Well … Oh well, it’s getting late. So, I suppose...
【简答题】DCS 、 PLC 、 FCS 三大控制系统的区别?
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