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【判断题】
有界闭区域D上的连续函数必可积。A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
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【单选题】听力原文：This is really a very sticky job for you to deal with on your own. SO if there's any trouble, just let me know and I can help you. (22)
A.
Tell me if you want some help.
B.
Do you know where I can get help.
C.
I don't think I can assist you.
D.
Let me tell you what I know.
【单选题】This is really a good birthday gift for a young girl, ____at a proper price but fashionable.
A.
one
B.
anyone
C.
that
D.
everything
【单选题】This is really a big shop. Do you know when it ____? [ ]
A.
built
B.
was built
C.
has built
D.
has
【简答题】完成操作退出的命令是___________
【单选题】Oh, this is really a big shop. Do you know when it ? [ ]
A.
built
B.
was built
C.
has built
D.
has been built
【单选题】--I usually watch football games until midnight these days. --This is really a bad habit. You must_______ it.
A.
look after
B.
take away
C.
get over
D.
keep out
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