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【单选题】
在Windows7中打开了3个应用程序窗口,其中活动窗口有_______个。A.
0
B.
1
C.
2
D.
3
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反馈参考答案：
举一反三
【多选题】提出并证实了操纵子( operon )作为调节细菌细胞代谢的分子机制的是
A.
Andre Lwoff
B.
Francois Jacob
C.
Jacques-Lucien Monod
D.
Severo Ochoa
【简答题】When I was in primary school, I had a big argument a boy in my class. l can't remember what it was about, but I have never forgotten the lesson I learned that day. I was that I was right and he was w...
【单选题】what does "big boy issue" mean ?
A.
fight among boys
B.
football games
C.
marriage with girls
D.
political affairs
【多选题】提出并证实了操纵子(operon)作为调节细菌细胞代谢的分子机制的是()。
A.
Severo Ochoa
B.
Francois Jacob
C.
Jacques-Lucien Monod
D.
Andre Lwoff
【简答题】所谓试算平衡是指，在结算出一定时期全部账户（）和（）的基础上，根据（）的平衡关系和（）来检查和验证（）的一种专门方法。
【简答题】When I was in primary school, I had a big argument with a boy in my class. I can’t ____ what it was about, but I have never forgotten the ____ I learned that day. I was sure that I was right and he wa...
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