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【单选题】
给定列表ls = [1, 2, 3, "1", "2", "3"],其元素包含2种数据类型,哪个选项是列表ls的数据组织维度?
A.
数据
B.
一维数据
C.
多维数据
D.
二维数据
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参考答案:
举一反三
【单选题】牛奶在胃内的排空时间是
A.
1~2小时
B.
2~3小时
C.
3~4小时
D.
4~5小时
E.
5~6小时
【单选题】This question is so hard that very ______ students can answer it.
A.
few
B.
little
C.
a few
D.
a little
【单选题】牛奶在胃内的排空时间是( )
A.
1-2小时
B.
2-3小时
C.
3-4小时
D.
4-5小时
【单选题】This question is so difficult that only ______ students can answer it.
A.
a little
B.
a few
C.
little
D.
few
【单选题】This question is so easy that _____ can answer it.
A.
nobody
B.
any one
C.
no one
【单选题】This question is so easy that _____ student can answer it.
A.
some
B.
any
C.
all
D.
either
【单选题】This question is so difficult that __ people are able even to understand ie.
A.
a few
B.
little
C.
few
【单选题】This question is so difficult that ______ people are able even to understand it.
A.
a few
B.
little
C.
few
【单选题】牛奶在胃内排空的时间是
A.
1~2小时
B.
2~3小时
C.
3~4小时
D.
4~5小时
E.
5~6小时
【简答题】This question is so easy that____can answer it.
参考解析:
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