题目内容
Passage OneQuestions 26 to 28 are based on the passage you have just heard.
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福尔哈德法以NH4CNS为标准滴定溶液，铁铵矾为指示剂，在稀硝酸溶液中进行滴定。( )
Passage OneQuestions 26 to 28 are based on the passage you have just heard.
Unemployed, John__________________(几乎无法维持生计).
Henry Ford was the man who first started making cars in large (36) . He (37) didn’t know how much the car was going to (38) American culture. The car made the United States a nation on (39) . And it helped make the United States what it is today. There are three main reasons why the car became so (40) in the United States. First of all, the country is a (41) one and Americans like to move around in it. The car provides the most (42) and cheapest form of (43) . With a car people can go to any place without spending a lot of money. (44) Long-distance trains have never been as common in the United States as they are in other parts of the world. (45) . The third reason is the most important one, though. (46) Americans don’t like to wait for a bus, or a train or even a plane. They don’t tike to have to follow an exact schedule. A car gives them the freedom that Americans want most to have.
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