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【单选题】
穿透力较弱的射线是( )A.
红外线
B.
微波
C.
电离辐射
D.
紫外线
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皮皮学刷刷变学霸
举一反三
【简答题】糖原、淀粉和纤维素分子中都有一个还原端，所以它们都有还原性。( )
【单选题】So does an attitude which sees the public only in terms of large, malleable numbers—as impersonally as does the clattering subway turnstile beneath the office towers.
A.
innumerable
B.
rigid
C.
flexible
D.
inoperable
【单选题】Why does Amina have a very positive attitude when it comes to learning foreign languages?
A.
Because she has many Chinese friends that can help her.
B.
Because she is probably a quick learner, so she has an advantage over people like Alex.
C.
Because she comes from Morocco, a country where people speak different languages so she can learn Chinese faster.
【简答题】1) What are the so-called “odyssey years”? 2) Why does the author say that the odyssey years are an unavoidable stage in reaching hood? 3) How do some young people in their odyssey years react to...
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