单选题 Americans with small families own a small car or a large one. If both parents are working, they usually have two cars. When the family is large, one of the cars is sold and they will buy a van(房车).
A small car can hold four persons and a large car can hold six persons but it is very crowded. A van hold seven persons easily, so a family three children could ask their grandparents to go on a holiday travel. They could all travel together.
Mr. Hagen and his wife had a third child last year. This made them sell a second car and buy a van. Their sixth and seventh seat are used to put other things, for a family of five must carry many suitcases(衣箱)when they travel. When they arrive at their grandparents' home, the suitcases are brought into the two seats can then carry the grandparents.
Americans call vans motor homes. A motor home is always used for holidays. When a family is traveling to the mountains or to the seaside, they can live in their motor home for a few days or to the seaside, they can live in their motor home for a few days or weeks. All the members of a big family can enjoy a happier life when they are traveling together. That is why motor homes have become very popular. In America there are many parks for motor homes.

单选题 From the passage, a van is also called ______ .
A) a motor car B) a motor home C) a motor bike D) a big truck
【正确答案】 B
【答案解析】[解析] 细节题。根据第四段第一句Americans call vans motm homes. 可知, 美国人称其为移动居住车, 即motor home, 故选B。
单选题 Before Mr. Hagen and his wife bought a van, they ______ .
A) sold their old house B) moved to their grandparents' house
C) built a new place for a van D) sold their second car
【正确答案】 D
【答案解析】[解析] 细节题。第三段第二句This made them sell a second car and buy a van. 可知, 在他们买房车之前, Hagen夫妇先卖掉了自己的二手车, 故选D。
单选题 A motor home is usually owned by a family with ______ .
A) a baby B) much money
C) more than two children D) interest in vans
【正确答案】 C
【答案解析】[解析] 推理题。根据when the family is large, one of the cars is sold and they will buy a van. 我们得知人口多的家庭更适合买房车, 故选C。
单选题 Americans usually use motor homes ______ .
A) to travel with all the family members for holiday
B) to do some shopping with all the family members
C) to visit their grandparents at weekends
D) to drive their children to school every day
【正确答案】 A
【答案解析】[解析] 细节题。根据最后一段第二句A motor home is always used for holidays. 可知, 美国人经常用房车去旅行度假, 故选A。
单选题 Motor homes have become popular because ______ .
A) they can take people to another city when people are free
B) they can let families have a happier life when they go out for their holidays
C) some people think motor homes are cheap
D) big families can put more things in motor homes
【正确答案】 B
【答案解析】[解析] 细节题。根据All the members of a big family can enjoy a happier life when they are traveling together. 可知, 房车之所以盛行是因为当一家人外出旅行, 家人都可以很开心, 故选B。