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【单选题】
除去水提取液中的碱性成分和无机离子常用A.
沉淀法
B.
透析法
C.
水蒸气蒸馏法
D.
离子交换树脂法
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反馈参考答案：
举一反三
【单选题】John and Peter like to __________ their life.
A.
talk
B.
talk to
C.
talk with
D.
talk about
【单选题】沟通的定义是人们通过语言和非语言方式传递并理解信息、知识的过程,是人们为了了解他人思想、情感、见解和价值观的一种( )的互动过程。
A.
双向
B.
单向
C.
自上而下
D.
自下而上
【简答题】听力原文：What does the passage talk about? What does the passage talk about? It talks about the changes in ______.
【简答题】A．talk B．to talk C．talk about D．to talk about
【简答题】What does the ad talk about? It talks about ______ .
【单选题】What will the author talk about in the following paragraph?
A.
He will continue to talk about the history of RPO.
B.
He will talk about the principles of raising the efficiency and end result of the RPO solution.
C.
He will talk about the types of RPO.
D.
He will talk about different RPO solutions.
【单选题】非语言沟通的定义
A.
身体语言（body language)， 是指人们在沟通过程中，不采用语言作为表达 意见的工具，而借助动作、手势、表情、眼神 等非语言的方式传递信息的一种沟通方式．
B.
包括服装、携带包、饰品等，它显示了一个人的社会地位、职业、审美修 养、心理状态等。
C.
是行为语言的一个内容，它是借助交往双方的空间距离及其变化，来表达交往的情感、意图和关系程度
D.
非语言沟通是求美者及其家属吐露情感的渠道，也是医务人员观察情感的门户
【单选题】What do they talk about?
A.
They talk about a magazine.
B.
They talk about food.
C.
They talk about the beach.
【单选题】The purpose of this passage is______.
A.
to talk about Valentine's Day
B.
to talk about the story of Valentine
C.
to talk about people's celebration on Valentine's Day
D.
to talk about the popularity of celebrating Valentine's Day now in the world
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