题目内容
In the eighteenth century, cities became larger and larger. People moved from the countryside and small towns to the cities because there were more for them to do in the cities.
On Sundays and holidays, they liked to leave the cities and have a good time in the countryside. But not every family had a horse and wagon. People wanted and needed another form. of transportation. Inventors in many countries fried to meet this need.
The first bicycle, which was very simple, appeared in 1790. People called it "the horse on wheels" .Then in 1861, with many improvements, bicycles became a practical form. of transportation.
People liked hikes because they weren't as expensive as horses. They didn't need to build a special house to keep them in, and they didn't have to feed them. They could ride them in the city and in the countryside. Everybody in the family could ride—men and women, girls and boys.
The main idea of this passage is ______.
查看答案
搜索结果不匹配？点我反馈
更多问题
听力原文：M: You have been to the west of the country. How did you like your travel？
W: Really a waste of my money.
Q: What is the woman's feeling about her travel？
(14)
A．40 students attended the class.B．There were 33 students in the class.C．18 boys shoul
A．firstlyB．at firstC．firstD．early
About 9:30 we went to the White House. It's【61】the public from ten【62】twelve, and there was a long line of people【63】to get in. We didn't have to wait very long, because the line moved pretty quickly.
The White House is really white. It【64】every year. And it seems very white, because it's got beautiful lawns【65】around it, with many trees and shrubs. The grounds【66】about four square blocks. I mean, they' re about two blocks long【67】each side.
Of course, we didn't see the whole building. The part【68】the president lives and works can not be visited by the public. But the part we saw was beautiful. We went through five of the main rooms. One of【69】was the library, on the ground floor. On the next floor, there are three rooms named【70】the colors that are used in them: the Red Room, the Blue Room, and the Green Room. The walls are covered with silk【71】There are【72】old furniture, from the time【73】the White House was【74】built. And everywhere there are paintings and statues of former presidents and【75】famous people from history.
(56)
微信支付 
支付宝支付