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【简答题】
今有相对分子质量为58的几种有机物，试写出符合条件的有机物的结构： （1）若该有机物为烃，则可能的结构为 、 。 （2）若该有机物是一种饱和一元醛，则其结构为 。 （3）若该有机物1mol能与足量银氨溶液作用可析出4molAg，则有机物的结构为 。 （4）若该有机物能与金属钠反应，又能使溴的四氯化碳溶液褪色，则该有机物可能是 。（注：羟基连在上的有机物极不稳定）
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【单选题】What mainly attracts many people to retum to campus for reunion?
A.
Shared experience beyond the campus．
B.
Shared undergraduate experience on campus．
C.
111e special status their university enjoys．
D.
111e variety of activities for class reunion．
【单选题】From his _________ look, I knew that the questions during the interview were__________.
A.
puzzling; puzzled
B.
puzzled; puzzling
C.
puzzling; puzzling
D.
puzzled; puzzled
【简答题】A．Jane got a letter from her home today. B．Jane is expecting a letter from her family today. C．Jane wrote a letter to her family today. D．Jane wrote a letter to her family the day before yesterday.
【单选题】In the speech, the speaker shared his experience of dealing with ______.
A.
salesman
B.
telemarketing
C.
marketing email
D.
TV shopping
【单选题】Blog, a shared on line journal where people can post diary entries about their personal experience and hobbies, ___ more and more popular with people of all ages．
A.
becomes
B.
become
C.
becoming
D.
is becoming
【简答题】But Jane knew from past experience that her _____ (choose) of ties hardly ever pleased her father.
【单选题】By 'make it a shared experience' in the last paragraph the author means that______.
A.
feature phones are enriching people's interactions in their life
B.
a cellphone user can share his phone with other people around
C.
India has been more progressive in adoption of DIP technology
D.
Spice company can preload movies into the phone
【简答题】A．Because he thinks it is a totally shared experience. B．Because he thinks it is considered as the most erous. C．Because he thinks it does great harm to human relationship. D．Because he thinks it ...
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