Question

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Going to work by car is getting more and more expensive today because petrol (汽油) price is getting higher and higher. People are looking for a cheaper way of transportation and they find out that it is a good choice to ride a bike to work. More and more people return to bikes.

Children often go to school by bike. But now more and more people are going to work by bike, too. "The bike is easy to use," says Molly, "and it is also very cheap".

Mr Brown goes to his hospital by bike every day. He says, "A bike doesn't cost so much money, and most families can have two or more bikes. Riding a bike is good for our health. Today most people get fat because they don't get enough exercise. So I tell all my patients（病人）to buy bikes. Besides, in big cities it's usually quicker to travel by bike than by bus or car. Car drivers can do nothing but get angry（愤怒） when traffic is busy."

1.Why is going to work by car getting more and more expensive?

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2.What does Molly think of the bike?

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3.In big cities, is it quicker to travel by bus or car than by bike?

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4.It is a good choice to ride a bike to work , isn’t it?

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Answer 1