皮皮学，免费搜题
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搜题
【单选题】
设向量组I(α1,α2,...,αr),II(α1,α2,...,αr,αr+1,...,αs)则必有
A.
I相关→II相关
B.
II无关→I无关
C.
I无关→II相关
D.
II相关→I相关
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举一反三
【单选题】Aunt Mary is crazy about shopping. She must be snapping up the bargains in the department store during such a sale, ?
A.
mustn’t she?
B.
isn’t she
C.
needn’t she
D.
doesn’t she
查看完整题目与答案
【单选题】Mary is so crazy _____ that famous singer that her hairstyle is similar _____his.
A.
to; about
B.
about; with
C.
with; to
D.
about; to
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【单选题】按照有效数字的运算法则，下列运算错误的是‍
A.
255.47+5.6+0.06546=261.1
B.
90.55-8.1-31.218=51.23
C.
D.
查看完整题目与答案
【单选题】Mary is crazy _______ playing the piano.
A.
at
B.
in
C.
about
D.
of
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【简答题】指出下列运算的错误，并计算出正确的结果：
查看完整题目与答案
【简答题】Mary Jones is the manager of the and she is crazy about everthing .
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【简答题】Mary is crazy about (listen to/ listening to ) music.
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【单选题】旅游运输业中增长最快的部门是 ( )。
A.
旅游航空
B.
自驾游
C.
游船
D.
特种旅游
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【单选题】Mary is crazy ____ English songs.
A.
to
B.
about
C.
on
D.
of
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【判断题】昆虫的眼分为单眼、复眼。一般幼虫只有单眼，没有复眼；成虫和若虫既有单眼又有复眼。
A.
正确
B.
错误
查看完整题目与答案
相关题目：
【单选题】Aunt Mary is crazy about shopping. She must be snapping up the bargains in the department store during such a sale, ?
A.
mustn’t she?
B.
isn’t she
C.
needn’t she
D.
doesn’t she
查看完整题目与答案
【单选题】Mary is so crazy _____ that famous singer that her hairstyle is similar _____his.
A.
to; about
B.
about; with
C.
with; to
D.
about; to
查看完整题目与答案
【单选题】按照有效数字的运算法则，下列运算错误的是‍
A.
255.47+5.6+0.06546=261.1
B.
90.55-8.1-31.218=51.23
C.
D.
查看完整题目与答案
【单选题】Mary is crazy _______ playing the piano.
A.
at
B.
in
C.
about
D.
of
查看完整题目与答案
【简答题】指出下列运算的错误，并计算出正确的结果：
查看完整题目与答案
【简答题】Mary Jones is the manager of the and she is crazy about everthing .
查看完整题目与答案
【简答题】Mary is crazy about (listen to/ listening to ) music.
查看完整题目与答案
【单选题】旅游运输业中增长最快的部门是 ( )。
A.
旅游航空
B.
自驾游
C.
游船
D.
特种旅游
查看完整题目与答案
【单选题】Mary is crazy ____ English songs.
A.
to
B.
about
C.
on
D.
of
查看完整题目与答案
【判断题】昆虫的眼分为单眼、复眼。一般幼虫只有单眼，没有复眼；成虫和若虫既有单眼又有复眼。
A.
正确
B.
错误
查看完整题目与答案