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【单选题】
以下不属于食品添加剂的为( )A.
甜蜜素
B.
吊白块
C.
山梨酸钾
D.
明胶
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皮皮学刷刷变学霸
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【单选题】python语句“f1 = lambda x:x*2;f2=lambda x:x**2;print(f1(f2(2))) “的程序运行结果是
A.
2
B.
4
C.
6
D.
8
【简答题】用集成计数器构成任意进制计数器,常用的方法有:( )、( )、( )
【单选题】the electron will be excited to the conduction band, when the light energy is__ the gap?
A.
greater than
B.
same as
C.
smaller than
【单选题】Parents are coming back, and you’d better ________these things, or the room is in a mess.
A.
put away
B.
put up
C.
put out
D.
put through
【单选题】( )12.Put all these things in a big bowl. Then ______. Mix 混合(动词)动词后面用宾格 them ,而不用 they , they 是主格! 词组固定搭配“ mix 代词 up ”
A.
Mix up them
B.
Mix them up
C.
Mix they up
D.
Mix up they
【简答题】完成句子 （用所给词的适当形式填空）。 1. I want ______ (put) these things in my room. 2. ______ (not throw) it like this. 3. I’d ______ (like) a bottle of orange juice. 4. ______ you______ (have) a knife? 5. What’s Ka...
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