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【单选题】
造成北极地区冰川大面积融化的原因是 ( )A.
全球气候变暖
B.
臭氧被大量破坏
C.
排放 SO 2 过多
D.
以上都不对
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举一反三
【简答题】A．By different gestures. B．By different voices. C．By different colors. D．By different costumes.
【单选题】They all have _______. [ ]
A.
the different ideas
B.
different ideas
C.
the different idea
D.
different idea
【简答题】The man weat on, in a rather more kindly way, to warn us against the ers of smoking. (passage 1)
【单选题】Passage One Animals have different ways of protecting themselves against wintertime weather. Some animals grow heavy coats of fur or feathers, while others dig into the ground to find a warm wintertim...
A.
takes place only during a particular season
B.
occurs only during the night
C.
is a daily practice
D.
only happens when a species becomes over-populated
【单选题】It is hard for people in the country to believe that the soldier could survive in such ________ weather conditions. [ ]
A.
serious
B.
severe
C.
positive
D.
sceptical
相关题目：
【简答题】A．By different gestures. B．By different voices. C．By different colors. D．By different costumes.