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【单选题】
Senator Smith wants to increase taxes on people with high incomes and use the money to help the poor. Senator Jones argues that such a tax will discourage successful people from working and will therefore make society worse off. An economist would say thatA.
we should agree with Senator Smith.
B.
we should agree with Senator Jones.
C.
a good decision requires that we recognize both viewpoints.
D.
there are no tradeoffs between equity and efficiency.
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】雄黄的主要成分是
A.
三氧化二砷(As 2 O 3 )
B.
二硫化二砷(As 2 S 2 )
C.
含水硫酸钠(Na 2 SO 4 ·10H 2
D.
含水硅酸镁[Mg(Si 4 O 10 )(O 2 ]
E.
含水硫酸钙(CaSO 4 ·2H 2
【单选题】______by the news of his father's death, he could hardly utter a word.
A.
To be stunned
B.
Stunned
C.
To stun
D.
Stunning
【单选题】---My son hardly ever eat vegetables ____ it’s good for his health. ---That is not a good habit.
A.
and
B.
but
C.
although
D.
through
【单选题】The workers could hardly the boss’s bad temper but under his supervision they had to themselves to working harder.
A.
tolerate; contribute
B.
bear; dedicate
C.
stand; resign
D.
put up with; invest
【单选题】It’s clear that ________ little money he earns can hardly support his family.
A.
a
B.
an
C.
the
D.
/
【简答题】雄黄的主要成分是 查看材料
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