1.Every minute, about 261 babies are born in the world.
1.每一分钟，世界上大约都有261个婴儿出生。
2.China has developed rapidly since the reform and opening-up.
2.改革开放以来，中国发展飞速。
3.So far, China has carried out many policies to control the population.
3.现在，中国采取了很多措施来控制人口。
4.Where have you been?
4.你去哪儿了？
I have been to an English summer school for a week.
我去一个夏季英语学校待了一周。
5.Isn't it dangerous to live there?
5.住在那儿不危险吗？
Well, it was in the past, but it's quite safe now.
嗯，以前比较危险，现在相当安全。
