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【单选题】
What kind of person is a good sport?A.
Someone who is good at sport.
B.
Someone who likes to watch sport.
C.
Someone who always behaves in a reasonable way and is willing to help.
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【简答题】何谓氧离曲线?试分析氧离曲线的特点及生理意义。
【单选题】If women are mercilessly (无情地) exploited year after year, they have only themselves to blame. Because they tremble at the thought of being seen in public in clothes that are out of fashion, they are a...
A.
by mercilessly exploiting women workers in the clothing industry
B.
by predicting new fashions
C.
by constantly changing the fashions in women's clothing
D.
by attaching importance to quality women's clothing
【简答题】什么是氧离曲线?分析氧离曲线各段的特点及意义。
【单选题】Why did the policemen rush to the nearest hospital?
A.
Throw away the mushrooms left behind.
B.
Get medical treatment for themselves.
C.
Save the dying dog.
D.
Announce that the dog was dead.
【简答题】A．波尔效应 B．何尔登效应 C．氧离曲线不变 D．氧离曲线右移 E．氧离曲线左移
【简答题】Experiments led the Army to a method of overcoming this problem. Scouts ahead of a main body of trooops are trained to shake snow from evergreen bushes, creating a dotted line as they cross com...
【单选题】Before the storm,fishes in the pond usually________ themselves out of the water to get fresh air. [ ]
A.
throw
B.
run
C.
swim
D.
escape
【单选题】氧离曲线
A.
是 PO2 与 Hb 氧饱和度关系的曲线
B.
呈 S 形，是 Hb 变构效应所致
C.
中段是坡度最陡的一段
D.
是 PO2 与 Hb 氧含量关系的曲线
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