Here are some facts about homes in the United States and the people who live in them. In the early 1990s, about 50% of the Americans owned their homes and the rest rented(租) their homes. The rented homes were usually apartments(公寓).

74% of the people in the US make their homes in or around cities. 26% live in the country. Dogs live in about 40% of all homes in the US. About half that number have cats.

Families in the US are becoming smaller. On the average(平均), 2.64 people lived at home in the early 1990s. In the1960s, the average was 3.5.

Half of the teenagers in the US have their own bedrooms.

An American moves, on the average, twelve times in his or her life. In Japan a person moves about five times, and in England a person moves eight times.

1.Most Americans live ________, according to the passage.

A. in or around the cities     B. in cities       C. around cities          D. in the country

2.Ho w many American families own a cat?

A. About 40%.                     B. About 20%. C. About 74%.     D. About 26%.

3.On the average, there were ________ people in an American family in 1994.

A. more than 3                    B. only 3.5        C. less than 2              D. about 2.64

4.________ in the US have their own bedrooms.

A. All of the people                                           B. Most of the children  

C. Half of the teenagers                              D. Only some of the teenagers

5.What can we learn from the passage?

A. In the early 1990s, most of the Americans owned their homes.

B. Families in the US are becoming bigger and bigger.

C. A Japanese moves more often than an American.    

D. An American moves more often than an Englishman.

先阅读短文，掌握其大意。然后从方框中所给的词中选出恰当的10个，并用其适当形式填空，每个词限用一次。(每小题1分)

    Villagers are healthier than people who live in towns. One reason for this is that country air is 1.  than the air in smoky   2. . The villager is   3.  fresh clean air all day in the fields, but the air the townsman breath is always full of smoke and dust. We cannot live without air. If we are   4.  from breathing even for five minutes, we will die. Bad air means bad health and certain kinds of   5. , which may kill us,   6.  they may not kill us at once.

We all know   7.  feelings we will get if we stay a long time in a shut, crowded room. After a time, we begin to feel very    8.  , and can hardly keep our eyes open. Then our heads begin to ache, and the longer we stay the   9.  we feel. How nice it is when we get outside into the fresh air! We must, therefore, keep   10.  windows open, so that air in our rooms is always fresh.

完形填空（10分）阅读下列短文，选择可以填入空白处的最佳选项。
Water, it’s a problem for the whole world. A bottle (瓶) of water may not seem like much to us,  1  it can help the people who live in drought-hit (遭受旱灾的) areas in China.
　　In the past few months, many places in southwest China have 2     a serious drought. There has been very little  3 since last autumn. More than 20 million people are 4   trouble finding safe drinking water.
　　After learning about the drought, many people around the country helped by  5   away water, money and other resources (资源) to the people there.
　　Last week, the Young Pioneers and the Communist Youth League in China called on (号召) each student to give one bottle of water to the drought-hit area. In Xi’an, 900 students bought over 1000 bottles of water 6     their pocket money. They also wrote their  7   on the bottles. “I hope you get more rain there. I hope you are happy.”
　　A bottle of water isn’t much, but thousands of bottles will be very  8  . The serious drought has also made students  9  the importance of saving water. One student said, “I have decided to take a shower twice a week  10   every day to save water.”