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【简答题】
数控机床蜗杆蜗轮传动副间隙的消除措施通常是采用 结构。
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【简答题】A．They are used to express feelings only. B．They can not be written down. C．They are simply sounds. D．They are mysterious.
【简答题】A．They are used to express feelings only. B．They can not be written down. C．They are simply sounds. D．They are mysterious.
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【简答题】He said foreign universities will continue to welcome Chinese students, as not only they are a financial boon, but the majority are also hardworking and highly motivated.
【单选题】_________ , but also they are good friends. [ ]
A.
Not only does he know Jim
B.
Not only he knows Jim
C.
Not does he only know Jim
D.
Does not only he knows Jim
【单选题】Some buildings are so well constructed that they are not only useful_____
A.
to meet their needs
B.
but also beautiful to look at
C.
in the development of modern architecture
D.
to design more buildings
E.
even in the 20 th century
F.
to outlast their original use
【简答题】A．They only like themselves. B．They can always make a difference. C．They are not bothered by failures. D．They know how to become better.
【单选题】Not only ____ at music, but also they are ready to help others.
A.
they are talented
B.
they have been talented
C.
are they talented
D.
they have talented
【单选题】Not only they are a financial boon, but the majority are also hardworking and highly motivated .
A.
n.；v.ed/adj.
B.
adj.；n.
C.
n.；v.
D.
adj.；v.
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