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【判断题】
标号越高的汽油,抗爆性能越好,对汽车发动机的保养越有利,加油加标号越高的越好。A.
正确
B.
错误
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举一反三
【单选题】听力原文：Why did scientists suggest the Iceman might ha killed as an offering to the gods? (36)
A.
Because he died 5000 years ago in the mountain.
B.
Because scientists found an arrowhead under his shoulder.
C.
Because he was killed in a fall while hunting animals.
D.
Because his body was discovered in an area between two high mountains.
【单选题】In the second paragraph, some scientists suggest that______.
A.
climate is changeable and the pause is common
B.
climate change is not worth receiving our concern
C.
climate science is more complicated than you think
D.
the temperatures in the past 15 years haven't risen much
【单选题】The examples of great men suggest that artists and scientists owe their greatness to the ______.
A.
high levels of their brain specializations
B.
sufficient usage of the brain's right half
C.
utmost utilization of the whole brain
D.
distinctive development of their brains
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