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【多选题】
水污染的类型主要包括如下哪几类污染（）？A.
有机物污染
B.
水体富营养化
C.
有毒物质污染
D.
热污染
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皮皮学刷刷变学霸
举一反三
【单选题】_________ exerted by tornadoes that they have been known to lift railroad locomotives off their tracks.
A.
The great force is
B.
The force is great
C.
How great the force is
D.
So great is the force
【简答题】____ exerted strong influence upon many french writers through presenting his dark and grotesque fictional world such as the one in the raven.
【简答题】Can you make any sense _______ what this writer is saying? A．to B．with C．of D．on
【单选题】The boiling and condensation points of a refrigerant depend on the _____ exerted upon it.
A.
temperature
B.
pressure
C.
velocity
D.
heat
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