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【判断题】
建设创新型国家，核心是把增强自主创新能力作为我国科学技术发展的战略基点。()A.
正确
B.
错误
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举一反三
【单选题】It is hard for me imagine what I would be doing today if I in love,at the age of seven,with the Mel
A.
It is hard for me imagine what I would be doing today if I____ in love,at the age of seven,with the Melinda Cox Library in my hometown. A．wouldn’t have fallen
B.
had not fallen
C.
should fall
D.
were to fall
【单选题】It is hard for me to get my car ___. I have to get it ___.
A.
a. go; repair
B.
b. gone; repairing
C.
c. went; repaired
D.
d. going; repaired
【简答题】请简述OSI体系结构和TCP/IP结构的区别。
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