说明：听下面的对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。(听每段对话或独白前，你将有5秒钟的时间阅读各个小题；听完后，各小题将给出5秒种的作答时间。每段对话或独白读两遍。)
A twelve-year-old boy was saved in a river by a young man, whose name is still unknown. Yesterday morning the young man was riding across the bridge on his bicycle when he heard someone calling "Help!" in the river. He quickly got off his bicycle and found a boy was in danger in the river. He jumped into the river immediately and carried the boy to the bank. He laid the boy on his back and a doctor passing by gave him a mouth-to-mouth breathing. When the boy came back to life, the people around found the young man had left. He didn't tell what his name was and where he worked. It is said that he is a tall thin man and about 20 years old.
6.What was the young man doing when he heard someone shouting for help?
He was riding his bicycle across the bridge.
He was walking near the river.
He was swimming in the river.
7.How was the boy when he was carried onto the bank?
He might have stopped breathing.
He lay down on the ground with fear.
He went away without saying anything.
8.What do we know about the young man?
He is a stranger in the city.
He is not so good at swimming.
He is a tall thin young man.
9.Which of the following is true according to what you hear?
A doctor helped give First Aid to the boy.
The people around carried the boy to hospital.
The boy left immediately after he came back to life.
A great earthquake (地震) happened on July 28, 1976 in Tangshan, China. 250,000 persons died in it. It also cut off electricity and water supply, many house caught fire and a great many people lost their homes (become homeless). We can not stop it but we can do something to avoid suffering a great loss again. We can't build houses along the lines where earth's two of the plates join together. We must build them on rock not on sand. And the buildings have to be made as strong as possible.
10.When did the earthquake happened in Tangshan?
June 8, 1967. July 28, 1976. July 20, 1978.
11.How many people died in the earthquake?
350,000. 400,000. 250,000.
12.Which of the following is not true?
We can stop earthquake.
We can avoid suffering such a great loss again.
We can not stop earthquake.
13.Where should we build the houses?
Along the lines where two plates join together.
On sand.
On rock
责任编辑：sealion1986
