题目内容：

A green life sometimes just needs a good idea like sharing cars共车. It’s a new way of thinking. You can use a car but you don’t need to own it. Now the idea of “car sharing” has become       in many countries.

   As we know, most cars are parked in garages for much time. In fact, we drive our own cars as long as one or two     a day on average. When we don’t use them, we have to pay for parking and      things. That coats too much money. To save money, some people come up with the idea of “car sharing”. If we share a car, we’ll only         when we use it.

   Now many people are starting to do car sharing. In Switzerland, almost 40.000 people have joined it. Japan is also trying to make    popular around the country.

1.A popular         B. interesting        C. funny

2.A. hour           B. hours            C. minutes

3.A. other          B. others            C. another

4.A. spend          B. cost             C. pay

5.A. time saving      B. money saving     C. car sharing