题目内容

These future robots,______with a sense of touch and the ability to see and make decisions.

A. assembling
B. assembled
C. assemble
D. to have been assembled

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在下述()情况下,一个经济体的生产可能性曲线向外移动。

A. 人们对某种产品的需求上升,企业增加该种产品产量
B. 垄断为企业带来了巨额的利润
C. 经济中存在失业或者通货膨胀等经济现象
D. 政府精简机构,降低经济运行成本,提高资源运用效率

Professor David Morton of the department is involved______animal research and is concerned

A. to…with
B. in…in
C. with…in
D. in…with

Malaria has been successfully got rid of in______.

A. all countries
B. some countries
C. no countries
D. most countries

考虑一个具有劳动扩大型技术进步(Y=F(K,AN))的内生增长模型,其人均产量与人均资本成比例,即y=ak,那么人均GDP的增长率可表示为()。

A. sa+(n+d)
B. sa-(n+d)
C. sa-(n+d)k
D. sa+(n-d)k

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