15．--The river used to be clean．How does it become dirty?--There are many factories waste w——青夏教育精英家教网——

15．--The river used to be clean．How does it become dirty？
--There are many factories ________ waste water into it．（　　）

14．--________ Why don't you clean your room？
--Sorry，I'll do it right away．（　　）

Take it easy．

13．Turn down your radio．Too much noise does great harm________ your ears．（　　）

12．--When did you buy the car？
--I ________ it for nearly two years．（　　）

11．--The traffic in large cities is terrible and people drive fast．
--________ I don't love it．（　　）

	A．	All right．		B．	So it is．
	C．	It doesn't matter．

10．About ________ of the students will go to the disabled home on Sunday．（　　）

9．-I'm not good at playing soccer，would you mind teaching me？
-_________．Let's go and practice．（　　）

8．-Peter hurt his leg yesterday．
-_________．（　　）

	A．	It doesn't matter		B．	Don't worry about it．
	C．	I'm sorry to hear that

7．-The soccer team are _____ Japan the day after tomorrow for a game with Japan's national team．
-It's a pity．（　　）

6．Sports can not only ________ our bodies but also our confidence（自信）．（　　）

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