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【单选题】
有关容量瓶的功能介绍正确的是：A.
是用来量取一定体积液体的量器
B.
是用来盛装溶液的玻璃器皿
C.
是用来准确配制一定体积溶液的量器
D.
是用来溶解固体溶质的玻璃量器
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皮皮学刷刷变学霸
举一反三
【单选题】How to respond to the questions you don’ t know?
A.
I'm sorry. I don't happen to know the answer to that question.
B.
Pardon, I couldn't hear what you said
C.
Are there any questions?
D.
Now I' d like to answer any questions.
【简答题】In a Total Physical Response classroom, the students listen attentively and respond______to commands given by the teacher.
【单选题】S7-200 的 CPU22X 系列的 PLC 有三种类型的定时器，其中( )可用于累计许多时间间隔。
A.
通电延时定时器 (TON)
B.
断电延时定时器 (TOF) c.保持型通电延时定时器 (TONR)
【单选题】Don’t respond to any e-mails ______personal information, no matter ______ official they are.
A.
requested, how
B.
requesting, how
C.
requesting, what
D.
requested, what
【单选题】Don’t respond to anye－mails personal i
A.
10. Don’t respond to anye-mails personal information,no matter how official they look. （天津） A. searching
B.
asking
C.
requesting
D.
questioning
【单选题】It is one of the paradoxes of social intercourse that a ______ is much harder to respond to than an insult.
A.
complaint
B.
complement
C.
compliment
D.
condemnation
【单选题】Don't respond to any emails ________personal information，no matter how official they look. [ ]
A.
searching
B.
acquiring
C.
requesting
D.
questioning
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