单项选择题

A．They were common in the United States.
B．Only a few people had them.
C．People considered them essential.
D．They were not very accurate.
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Americans are proud of the medical achievements made in this country. Medical scientists have found cures and (26) for many diseases. They have learned (27) about cancer and heart disease. Many lives have been saved. American hospitals are the most modern and best-equipped medical (28) in the world. But this degree of (29) has been expensive. Medical care in the United States is expensive. There is no national health plan for Americans. But there are many programs available for the (30) . Many people have health plans at the companies where they work. Under these plans, the company pays (31) money regularly into a fund. Then when the employee needs medical help, he can use money from the (32) to pay for it. Other people have health insurance. They pay some money each month to insurance companies, which then pay for medical expenses when they are needed. In some medical plans, the insurance company is also the medical (33) People regularly pay the hospital (34) . Then when they need medical treatment, they go to the hospital without paying more money. The government has health insurance programs for older people, poor people and those with (35) illness. These programs make medical care available to those without their own health insurance.
单项选择题
A．Given by the local government. B．Born by a large number of special dogs. C．Bought from different cities and villages. D．Captured over grassland.
A．Given by the local government.
B．Born by a large number of special dogs.
C．Bought from different cities and villages.
D．Captured over grassland.
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