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【单选题】
Replacing a revolute pair with a sliding pair, a crank-rocker mechanism can be evolved into a ( ).A.
double crank mechanism
B.
double rocker mechanism
C.
Slider-crank mechanism
D.
guider-bar mechanism
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【简答题】Who has got a pen?
【单选题】Though sometimes too lazy to work as hard as her sisters, Linda has a more avid fondness for the limelight.
A.
mercurial
B.
gallant
C.
ardent
D.
frugal
【单选题】—_______Tom got _______new books? —Yes, he ______got ______. [ ]
A.
Has, any; has, some
B.
Is, any; is some
C.
Is, some; has, any
D.
Has, some; is, any
【单选题】Tom has got three brothers and two sisters, he has got a big family. [ ]
A.
or
B.
but
C.
so
【单选题】An avid Bush supporter who already has 25 shopping malls to his name, Congel himself is not a man you would expect to entertain an eccentric clean-energy vision. The project -- Destiny U.S.A., a mega-...
A.
does not care about politics.
B.
is a little idealistic but a real and rich business man.
C.
indulges himself in environmental protection.
D.
has been harboring the plan since he was a young man.
【单选题】The story ______, and everybody knows about it.
A.
has been got round
B.
got round
C.
was got round
D.
has got round
【简答题】设有一个10×10的对称矩阵A采用压缩方式进行存储,存储时以按行优先的顺序存储其下三角阵,假设其起始元素a00的地址为1,每个数据元素占2个字节,则a65的地址为()。
【单选题】The story ______, and everybody knows about it.
A.
has got round
B.
got round
C.
was got round
D.
has been got round
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