问答题 Part B
Below are two graphs showing the changes of Health gains in developing countries. Look at the graphs and write an essay of about 120 words making reference to the following points.
1. describe the following two graphs
2. give the reason
【正确答案】During the period from 1960 to 1990, the life expectancy of developing countries rose from 40 years to nearly 60 years, while infant mortality decreased from 200 deaths per 1000 births to around 100.
We believe that two reasons can explain this phenomenon. First, economy develops quickly in developing countries during this period, and living quality improves significantly as a result. Second, medical sciences also develop at a fantastic speed, and it is much safer for mothers to give birth.
We are happy to see that things are becoming better and better nowadays. We can image that people will live longer and the infant mortality will fall.
【答案解析】