【单选题】—What are those? —______. [ ]
【简答题】A kind of little cars may some day take the place of today’s cars. If everyone drives such cars in the future,there will be less pollution from the cars. There will also be more space for parking cars...
【单选题】1947年10月14日, 24岁的美国空军试飞员查尔斯•耶格尔上尉驾驶美国试验研究机( )首次突破了音障。
【单选题】1947年10月14日,美国的( )首次突破了“声障”。
【单选题】在显微镜下观察真菌,常用于处理标本的物质是
【单选题】American cars are just as expensive as Japanese cars. What does this mean?
A.
Japanese cars are more expensive than American cars.
B.
American cars are more expensive than Japanese cars.
C.
American cars and Japanese cars are the same price.
【简答题】Each year there is an increasing number of cars on roads and streets as millions of new cars and trucks are produced. One out of every six Americans works at putting together the parts of cars, drivin...
【单选题】They importedJapanese cars.
B.
bought cars from Japan
C.
did not buy cars from Japan
D.
transported cars to Japan
【简答题】A kind of little cars may some day take the place of today’s cars. If everyone drives such cars in the future,there will be less pollution in the car. There will also be more space for parking cars in...