皮皮学，免费搜题
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搜题
【单选题】
以下不属于规费的是（ ）A.
社会保障费
B.
住房公积金
C.
工程排污费
D.
劳动保险费
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】_______lit, almost all of the narrow staircases in the old library building can be dangerous for the first-time visitors.
A.
Poorer
B.
Poorest
C.
Poorly
D.
Poor
【单选题】One can narrow the search by specifying the range of employees, revenue and export figures, accepting only those companies that fall within the requested area.
A.
avenue
B.
import
C.
compensate
D.
earnings
【单选题】Narrow aisles can store ____ to ____ percent more product than conventional width aisles.
A.
30; 40
B.
20; 25
C.
15; 20
D.
10; 15
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