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【判断题】
通过烟囱排放的气态污染物的污染源属于点源A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】The author says that professional linguists recognize that______.
A.
there is no hierarchy of languages
B.
the hierarchy of languages is difficult to understand
C.
all languages came from grunts and groans
D.
Western languages are superior to Eastern languages
【单选题】In Maslow's opinion, there is a hierarchy of universal wants and needs found in every human being.
A.
general
B.
various
C.
anxious
D.
elaborate
【单选题】There is a (hierarchy) in the classification of all living creatures.
A.
业余爱好
B.
等级制度
C.
繁忙的场所
【单选题】在含有毒有害气体车间设置局部排风,局部排风系统的基本组成是( )。
A.
集气罩、风管、阀门、净化设备、风机
B.
集气罩、风管、风机、消声器、排气筒
C.
风管、净化设备、风机、测试孔、排气筒
D.
集气罩、风管、净化设备、风机、排气筒
【简答题】There is a hierarchy in the ____(classify) of all living creatures.
【简答题】(1) InMaslow's opinion, there is a hierarchy of universal wants and needsfound in every human being.A. general B. various C. anxious D. elaborate
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