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【单选题】
对细胞衰老起决定作用的是（）。A.
细胞质
B.
细胞核
C.
细胞质和细胞核
D.
外界环境
E.
以上都不是
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【简答题】governments，media and people around the world have become very worried about something called sudan i ( 苏丹红1号).this chemical dye,_1_ in many food products, was said to _2_ cancer. newspapers told ever...
【单选题】What's wrong with the man's old car?
A.
It looks ugly.
B.
It can't go fast.
C.
There are something wrong with the engine and wheels.
【单选题】If you are hungry in the library,______.
A.
you have to go out of the library to eat something
B.
you could eat something quietly in the reading room
C.
you could eat something in the food area
【简答题】液压泵是将 能转换成 能的装置。
【单选题】－Would you like to attend Mary's birthday party next Monday? -______________ ,for maybe I have something else to attend to then. [ ]
A.
No problem
B.
It depends
C.
No way
D.
Out of question
【简答题】从变量的作用域角度分有全局变量和__________变量。
【单选题】'There is ______ interesting on TV this evening. Let's go for a drive.' 'Sounds good.' [ ]
A.
something
B.
anything
C.
nothing
D.
everything
【简答题】When a person is curious about something, it means he is interested in it and wishes to know something about it．There is wrong with curiosity in itself．Whether it is good or bad depends on what people...
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