The underlined words in the sentences below have at least two meanings. Look at how they are used and choose the correct meaning. The primary objective of the new legislation is to raise standards of living.
A.
most important or fundamental
B.
the name given to the education of children between the ages of five and 11
C.
medically, the beginning of growth or development
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参考答案:
举一反三
【单选题】对于有机高分子化合物的说法正确的是:
A.
淀粉和纤维素都可以用(C 6 H 10 O 5 )n表示,因此它们都是高分子化合物并且互为同分异构体
【简答题】听短文,回答问题。 1. How did the shop owner (主人) feel when he closed his shop and went home? [ ] A. He felt tired. B. He felt angry. C. He felt excited. 2. What happened (发生) just as he went to bed? [ ...