题目内容：

    Can you image that we could build a beautiful city with rubbish? Maybe you will think it is _______. However, it can be true! Nothing is a waste if we have a creative mind. Let me show you something about _______ rubbish.

Sometimes we can see tons of rubbish in the streets, on the roads, near the buildings … here and there. Many large cities became so ugly _______ it. Nobody likes rubbish, but in fact, some rubbish can be used again. All of us want to solve the problem. We must do something to _______ rubbish. We should take action from now on._______, some good things will not be wasted.

Do you often throw away things you don’t need any more? Have you ever thought about how these things can actually be put to good use? For example, when a car get too old, it may not run any more. But we can use the metal of the car to make something else. When a bottle is empty, it _______ as a waste. You don’t know bottle glass can be made into sand and used to build streets. Rubbish _______ food can be changed into fertilizer(肥料) to make plants grow better. It is cheap and safe. And other rubbish can also be used to make building blocks. Now, _______ machines are designed for that.

_______ , people will watch films in a beautiful cinema which is built out of rubbish. Besides building and roads, cities may be made from rubbish. But so far, building beautiful cities made from rubbish is only ________.

1.A.important B.unbelievable C.understanding D.possible

2.A.returning B.reflecting C.reusing D.repeating

3.A.because B.because of C.instead of D.as for

4.A.make use of B.make promises C.make up our mind to D.make a living as

5.A.On the way B.By the way C.In this way D.Out of the way

6.A.threw away B.will be thrown away C.will throw away D.was thrown away

7.A.from B.in C.on D.to

8.A.fewer and fewer B.less and less C.more and less D.more and more

9.A.Some day B.The other day C.Nowadays D.In the day

10.A.a dream B.a lesson C.a symbol D.a letter