大学英语大学英语四级单项选择题每日一练(2020.05.10)

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1 He gave us a good（）of his experience.

2 That is（）behavior and nobody likes it.

3 His proposal is（）to all of us and you do not need to tell us more about it.

4 That radio company is so big that it has a lot of（）in foreign countries.

5 What they are（）about is which comes first: the chicken or the egg?