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【单选题】
关于聚乙二醇性质与应用的错误叙述为 ( )A.
作溶剂用的聚乙二醇相对分子质量应在 600 以上
B.
聚乙二醇具有极易吸水潮解的性质
C.
聚乙二醇可用作软膏基质
D.
聚乙二醇可用作混悬剂的助悬剂
E.
聚乙二醇可用作片剂包衣增塑剂、致剂
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【简答题】Why do some companies make luxury products abroad rather than at home?
【简答题】Some others think children should study history and mechanics rather than reading fairy stories because they think ______.
【单选题】Rather than make contact easier some communication channels make contact more difficult.
A.
B.
C.
D.
E.
E
【单选题】在某施工场地,有一已知点高程也25.328米,设计高程为24.362米,利用水准仪读取已知点水准尺读数2.500米,则视线高程为
A.
26.862米
B.
27.738米
C.
25.368米
【单选题】Why not get some work experience first _____ straight on to university? [ ]
A.
rather than go
B.
rather than went
C.
instead go
D.
instead of go
【单选题】Rather than___ some trouble, he fixed the fridge by himself.
A.
take
B.
to take
C.
go
D.
to be going
【判断题】Right speech involves right listening, which means observing things as they are, rather than accepting some prepackaged, easy-to-swallow story
A.
正确
B.
错误
【简答题】物联网通信属于物联网感知控制层中的( )子层。
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