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【单选题】
According to the author, a PC is ______.A.
a luxury that only a few people are able to possess
B.
a tool to enhance our creativity and intelligence
C.
a necessity for life that we can't do without
D.
a way to make the world a better place
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【单选题】听力原文：W: I just saw an advertisement in the newspaper that said some books were on sale on our campus this Friday afternoon. M: Great. That's just what I've been expecting! Q: What will the man probabl...
A.
Lend his book on the campus.
B.
Buy a new book.
C.
Read the newspaper.
D.
Write an advertisement in the newspaper.
【简答题】滴定方式有 , , , 。高锰酸钾法测定钙属于 滴定方式
【简答题】That ghost looked so real that I almost peed, thank goodness that was just an ______. (a word)
【简答题】高锰酸钾法测定钙属于( ) 滴定方式
【简答题】I was not admitted into a Ph.D. program, I was admitted into a ’s. But when I decided that I liked it, and I would like to do a Ph.D, that was an __1__ different picture. I was in this hostile e...
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