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【简答题】
对一定的气体和稀溶液物系,相平衡常数m取决于( )。 A 温度和浓度 B 温度和压力 C 压力和浓度 D 流速和浓度
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皮皮学刷刷变学霸
举一反三
【单选题】Heavy smokers risk _____ their health greatly.
A.
to damage
B.
damaging
C.
damaged
D.
damage
【单选题】Who are most likely to be overweight according to Katherine Flegal's study?
A.
Heavy smokers.
B.
Passive smokers.
C.
Those who never smoked.
D.
Those who quit smoking.
【简答题】理论回答并解决了哪些基本问题
【单选题】Though many of the heavy smokers have realized the serious effect that smoking has ______ their health, they continue to smoke instead of ______.
A.
for; giving it up
B.
on; quitting
C.
to; abandoning
D.
on; leaving
【单选题】Though the “No smoking” signs have existed for long in public places, heavy smokers often ________ them and light up cigarettes.
A.
abandon
B.
postpone
C.
decline
D.
ignore
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