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【单选题】
烃类热裂解主要发生的反应是（）。A.
脱氢反应和断链反应
B.
脱氢反应和异构化反应
C.
断链反应和氧化反应
D.
异构化反应和断链反应
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反馈参考答案：
举一反三
【简答题】ins002_0_3.mp3 请听下面录音,写出你们所听到的内容,并翻译出意思
【简答题】看图，补全对话，选择正确的选项。 ( ) 1. Good morning, boys and girls. I'm Ms. Zhang. A. Good morning, Ms. Zhang. ( ) 2. Good morning, Ms. Zhang. B. Good morning, Danny!
【多选题】创新型国家战略的核心是指( )
A.
将科技创新作为国家基本战略
B.
大幅度提高科技创新能力
C.
形成强大的国家科技竞争优势
D.
把经济增长转移到依靠科技进步，提高劳动者素质的轨道上来
【简答题】听录音，连线。 1. Ms Smart 2. Amy 3. Sam 4. Daming
【单选题】Now people use the word Ms instead of Miss or Mrs before the name of____in business letters.
A.
woman manager
B.
women managers
C.
woman managers
D.
women manager
【单选题】According to Maslow’s Hierarchy of Needs, the highest need is .
A.
physiological needs
B.
social
C.
esteem
D.
self-actualization
【单选题】回答下列各题： 15 June 1993 Ms. Martha Weston Word Processing Supervisor ABC Company Post Office Box 1072 28 Kings Street London Dear Ms. Weston, Performance of the CPT Equipment Im pleased to tell you about...
A.
We have not yet experienced mechanical problems SO far．
B.
Also it has reduced the confusion that exists about buying software packages．
C.
The train stops at each station for only fifteen minutes．
D.
We began with two work stations and now have four．
E.
Our routine letters are prepared from disc—stored masters．
F.
The Rotary W printer prints with a speed of 45 characters a second can easily handle two input stations．
G.
We are pleased with its performance and multi-functions． 第(8)题答案是
相关题目：
【多选题】创新型国家战略的核心是指( )
A.
将科技创新作为国家基本战略
B.
大幅度提高科技创新能力
C.
形成强大的国家科技竞争优势
D.
把经济增长转移到依靠科技进步，提高劳动者素质的轨道上来
参考解析：
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