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问题
判断题
农药的正确使用,提倡最低有效浓度和最少有效次数。( )
答案
参考答案:
对
单项选择题
录像厅、放映厅的疏散人数应根据该场所的建筑面积按()人/㎡计算。
A.0.5
B.0.8
C.1.0
D.1.2
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选择题
—What's your sister doing?
—______.
A. I can't see her
B. She's flying a kite
C. Yes, she's reading
D. She likes running
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