Question

阅读理解 　　Each year there is an increasing number of cars on roads and streets as millions of new cars are produced．One out of every six Americans works at putting together the parts of cars, driving trucks, building roads or filling cars with gas．American won't live without cars! 　　Most Americans find it hard to think what life would be like without a car．However, some have realized the serious problem of air pollution by cars．The polluted air is poisonous(有毒的)and dangerous to health． 　　One wav to get rid of(排除)the polluted air is to build a new kind of car．That's what several of the large car factories are trying to do．But to build a clean car is easier said than done．Progress in this field has been slow． 　　Another way is to take the place of the car engine by something else．Engineers are now working on some new cars．Many makers believe that it will take years to develop a practical model that pleases man． 　　To prevent the world from being polluted by cars, we'll have to make some changes in the way many of us live．Americans, for example, have to cut down on the number of their cars．They are encouraged to travel and go to work by bike．Riding a bike is thought to help keep the air clean． 　　But this change does not come easily－a large number of workers may find themselves without jobs if a car factory closes down．And the problem of air pollution would become less important than that of unemployment(失业)． 　　Although cars have brought us a better life, they have also brought us new problems． (1) Some large car factories in the USA are trying to build a new kind of car which ________． [　　] A． is clean in itself B． is used to clean streets C． does not pollute the air D． is easier to make (2) If the number of cars is cut down, the most serious problem to American workers is to ________． [　　] A． have no work to do B． improve their environment C． make their factories rich D． go to work by bike (3) The writer wants to tell us that ________． [　　] A． riding a bike is the only way out B． the number of cars must be cut down C． man won't live without cars D． cars bring us not only a better life but also serious problems (4) Which fact does the passage provide? [　　] A． About one sixth of American workers are working in car factories． B． The best way to get rid of air pollution is to change the car engine by something else． C． It isn't easy to change the way of life in the USA． D． In the USA, bikes will surely take the place of cars in the future． (5) Which is the best title for the passage? [　　] A． A New way to get rid of polluted air B． Cars and polluted air C． Many serious problems in the USA D． Changes in car production

Answer 1

答案：1．C;2．A;3．D;4．C;5．B;