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【简答题】
常见的淬火缺陷
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【单选题】X 线管的靶面材料通常是
A.
B.
C.
D.
【单选题】told me off/was telling me off
A.
told me off
B.
was telling me off
【单选题】Christmas is coming. We’ll __________ seven days __________ . A. turn, off B. see, off C. rest, off D. have, off
A.
turn, off
B.
see, off
C.
rest, off
D.
have, off
【单选题】Please ____________the light when you leave the room.
A.
turn off
B.
go off
C.
put off
D.
set off
【单选题】X线管的靶面材料通常是
A.
B.
C.
D.
E.
【单选题】--- When are you leaving? --- My plane__________ at 10:30. A. takes off B. took off C. has taken off D. will take off
A.
takes off
B.
took off
C.
has taken off
D.
will take off
【简答题】用方框中所给短语的适当形式填空。 go off, take off,   run off, put off,  set off 1.  Don't _____ setting up this factory.  It's very important to our city's development. 2.  His speech was so convincing that it _____ ...
【单选题】— Do stop____. — It is embarrassing. [     ]
A.
taking off
B.
putting off
C.
showing off
D.
leaving off
【简答题】powerpoint 中的动画类型可以划分为片间动画和( )。
【单选题】If you__the bottle and cigarettes,you'll be much healthier.
A.
take off
B.
keep off
C.
get off
D.
set off
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