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【多选题】
input标签type属性值可选()。A.
text
B.
button
C.
file
D.
yes
E.
form标签具有（）属性。
F.
type
G.
value
H.
method
I.
action
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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】Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause______.
A.
carbon deposits on the compressor suction valves
B.
the evaporator temperature to increase
C.
rapid corrosion of the thermal expansion valve
D.
no operating problems
【单选题】9 The Protestant ethic, if applied in a certain way, mirrors: (4.1)
A.
the Golden Rule
B.
the conventionalist ethic
C.
the market imperative
D.
the Libertine ethic
E.
the utilitarian ethic
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