A.急性左心衰
B.急性心包炎
C.急性动脉栓塞
D.主动脉夹层
E.急性肺栓塞
第1题
According to the passage, the price system is related primarily to
A.labor and education.
B.transportation and insurance.
C.utilities and repairs.
D.products and services.
第2题
According to the passage, the price system is related primarily to ______.
A.labor and education
B.transportation and insurance
C.utilities and services
D.products and services
第3题
According to the passage, the price system is related primarily to ______.
A.labor and education
B.transportation and insurance
C.utilities and repairs
D.products and services
第4题
According to the passage, the price system is related primarily to ______.
A.products and services
B.transportation and insurance
C.labour and education
D.utilities and repairs
第5题
According to the passage, the price system is related primarily to ______.
A.labor and education
B.transportation and insurance
C.utilities and services
D.products and services
第6题
What is the price system made up of according to the passage?
Prices of ______bought and sold.
第7题
According to the passage, the price system is related primarily to ______.
A.labor and education
B.transportation and insurance
C.utilities and repairs
D.products and services
第8题
How to regulate the economic system in America according to the passage?
A.To provide a price system.
B.To set up private enterprises.
C.To set up a market-oriented economy.
D.To own some certain rights of productive resources.
第9题
According to the passage, the premium system ______.
A.was an American invention
B.appeared before the patent system
C.is as important as the patent system
D.is supported by the federal government
第10题
A.Price system is a complicated network.
B.Price refers to the quantity and quality of the product.
C.Price is an amount of money paid by the buyer to the seller.
D.Besides money, many other factors are involved in the price system.
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