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【单选题】
()是利用压缩空气将一定力度的喷砂磨料,通过喷砂机喷到有绣蚀层的工件表面上。A.
喷砂除锈
B.
铝焊填补
C.
砂纸精打磨
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【单选题】______ exciting event it is! We'll hold the Olympic Games in Beijing in 2008. [ ]
A.
How
B.
How an
C.
What a
D.
What an
【单选题】--- Where are we to hold the conversation? --- We’ll go to a quiet place and no one _____ disturb us.
A.
need
B.
may
C.
must
D.
shall
【单选题】We’ll hold the speech contest in the school hall, which is large enough to ____ five hundred people.
A.
seat
B.
shade
C.
comfort
D.
rest
【单选题】If you can’t come tomorrow, we’ll ______ have to hold the meeting next week.
A.
yet
B.
even
C.
rather
D.
just
【单选题】—Where are we to hold the conversation？ —We'll go to a quiet place and no one disturb us.
A.
should
B.
could
C.
must
D.
shall
【单选题】液体药剂按分散体系可分为( )
A.
乳剂和混悬剂
B.
均相液体制剂和非均相液体制剂
C.
溶液剂和注射剂
D.
稳定体系和不稳定体系
E.
内服液体药剂和外用液体药剂
【简答题】If we ___________ these marksup, we'll get a total of 90. A hold B add C turn D make
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