精品一区二区免费在线观看_国产精品久久久久久av福利软件_97成人精品区在线播放_国内成人精品一区

In China,since1978 , more and more people（1）______（work） in the city． And now many of them （2）____（have） their own houses and even cars．But before 1978, many people usually had （3）_____（go） to work on foot．They spent a lot of time（4）_____（go） back and forth to work ． Then they had bikes and they （5）____（feel）very convenient．

In the1980s and 1990s, We （6）_____（build）many road in china．Now, as there are more and more cars, the roads（7）_____（get） more and more crowded, and sometimes We（8）______（stop）cars here and there．so the Chinese government is planning to build more roads, especially free ways．When we （9）______（finish）, they （10）_____（be）able to hold many cars at the same time and be of great help to people．