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【单选题】
如果无差异曲线上任何一点的斜率dy/dx=-1/2，则意味着当消费者拥有更多的商品2时，愿意放弃（ ）单位商品x而获得1单位的商品y。A.
1/2
B.
1
C.
3/2
D.
2
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【单选题】She is ________ a growing number of Chinese people who are finding it increasingly difficult to find the time to read each day.
A.
between
B.
among
C.
during
D.
through
【单选题】I couldn’t find my English-Chinese dictionary ___________.
A.
anywhere
B.
nowhere
C.
everywhere
D.
somewhere
【简答题】Q: What is the topic of the conversation? A: China's ambitious plan to rebuild ____.
【简答题】The author’s experience shows that he was ________. A) creative B) ambitious C) unrealistic D) irrational
【单选题】听力原文：Harry's brother would not remain an engine driver if he were ambitious. What is said about Harry's brother?
A.
He is happy with his job.
B.
He is a very ambitious man.
C.
He is too ambitious to be an engine driver.
D.
He doesn't like to be an engine driver.
【单选题】Despite their _______ plans, Chinese carmakers will find it hard to break into the developed world until this shortcoming is well behind them.
A.
parallel
B.
accessible
C.
adequate
D.
grand
【判断题】China's ambitious blueprint for the nation is to become a primary AI innovation center by 2030.
A.
正确
B.
错误
【单选题】As a visitor or guest in either a Chinese home or restaurant you will find that ______manners are important to the enjoyment of your meals and keep you in high spirits!
A.
desk
B.
table
C.
chair
D.
bench
【简答题】Chinese students can' t find a job in America because of their poor English.
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