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【单选题】
从铁碳合金的液体中结晶出的渗碳称为( )。A.
一次渗碳体
B.
二次渗碳体
C.
共晶渗碳体
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【简答题】A．dear B．costly C．over-priced D．much
【简答题】—How boring! Is there______the program? —Well, it's nearly over. [A] much of [B] much more of [C] many of [D] many more of
【单选题】He's got himself into a dangerous situation______he is likely to lose control over the plane.
A.
where
B.
which
C.
while
D.
why
【单选题】The climate of earth has fluctuated quite a bit over the last 4.6 billion years of our planet's history and it can be expected that the climate will continue to change. One of the most intriguing ques...
A.
Has the Pleistocene Epoch Ended?
B.
Another Ice Age in the Aeologle Futurn Is Coming?
C.
The Ice Ages: Are They Over?
D.
Glacial Ice Will Be Present in Different Places?
【单选题】The students often______ games after class. They ______ volleyball over there now. [ ]
A.
play, are playing
B.
are playing, play
C.
play, play
D.
are playing, are playing
【单选题】—How boring! Is there______the program? —Well, it's nearly over.
A.
much of
B.
much more of
C.
many of
D.
many more of
【单选题】She wanted very much to _______ a PLA man.
A.
marry
B.
marry with
C.
marry to
D.
be married
【单选题】They needn't have made so much ______ over a trifle like this. It was really much ado about nothing.
A.
gossip
B.
fuss
C.
argument
D.
rumor
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