What is the most part of human body made off.
A. Blood.
B. Water.
C. We don't know.
在五四运动至新中国成立前这一时期，实际上可供中国人民选择的建国方案主要是()。
A. 建立资产阶级共和国
B. 建立农民阶级专政
C. 继续半殖民地半封建的旧中国
D. 创建新民主主义的新中国
元朝时期的棉纺织业中心在()。
A. 广州
B. 松江
C. 江南
D. 浙江
According to the job advertisement, you can know that ______.
A. the driver doesn't have to be good-looking
B. the air hostess must have ability of speaking two languages
C. the teacher needn't any teaching experience
D. the secretary may work part time
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