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问题
单项选择题
一个玉米雄穗的散粉时间为()。
A.2-5天
B.3-4天
C.7-8天
D.10-20天
答案
参考答案:C
单项选择题 A1型题
猩红热的舌象特点是()
A.地图舌
B.霉酱舌
C.镜面舌
D.杨梅舌
E.红绛舌
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选择题
— See you next Friday.
— Next Friday? Why, what _____ that day?
A. will be happened
B. happened
C. is happening
D. has happened
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