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【判断题】
表面活性剂是指那些加入到溶液中,可以降低溶液表面张力的物质。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】The good parts of all the programs keep getting better because of ______.
【单选题】数控车床加工中需要换刀时,程序中应设定( )点。
A.
.参考
B.
机床原
C.
刀位
D.
换刀
【单选题】All the parts of these washing machines are ______, so that it is very convenient tO replace them.
A.
normalized
B.
modernized
C.
mechanized
D.
standardized
【单选题】All the parts are to be gauged
A.
All the parts should be reassembled
B.
All the parts should be measured
C.
All the parts should be dismantled
D.
All the parts should be renewed
【单选题】The BBC _______ the news to all parts of the world.
A.
shows
B.
broadcasts
C.
tells
D.
communicates
【单选题】—Now I really enjoy learning English. —Yeah! Just do it !
A.
Do it better
B.
Enjoy yourself
C.
Go ahead!
D.
Don’t stop it!
【单选题】All the parts of these washing machines are ______ , so that it is very convenient to replace them.
A.
normalized
B.
modernized
C.
mechanized
D.
standardized
【简答题】依据《特别行政区基本法》的有关规定,居民享有下列哪些自由?( )
【多选题】现场检查时,缺陷按照其风险分为( )
A.
严重缺陷
B.
主要缺陷
C.
一般缺陷
D.
关键缺陷
E.
验证记录
【单选题】I really enjoy a comfortable and quiet life
A.
生命
B.
服务
C.
生活
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