Kyoko was an exchange student in Peru ____a whole semester.
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Marcus has lived in Dubai ____2010.
How are you? I haven’t seen you ____high school.
office2010,一个excel文件可以有多少张工作表?
A. 1
B. 3
C. 255
D. 几万
您估计一下:一张工作表有大概多少行?
A. 1000
B. 1万
C. 10万
D. 100万