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【单选题】
Tariffs can be used to redistribute income fromA.
abundant factors to scarce factors.
B.
consumers to domestic producers.
C.
from one country to another.
D.
All of the above.
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反馈参考答案：
举一反三
【多选题】固有免疫的特点有( )
A.
先天固有，可稳定遗传。
B.
免疫作用广泛，无特异性。
C.
后天获得
D.
具有特异性
E.
初次与抗原接触即能发挥效应，但无免疫记忆性。
【单选题】In the United Kingdom, they have different types of schools, like state school, independent and _________ school.
A.
government-funded
B.
private
C.
special
D.
public
【简答题】Distinguished Guests, Ladies and Gentlemen, First of all, I wish to congratulate the Independent Commission Against Corruption (ICAC) and the Interpol on the success of this conference, a conference w...
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