写好作文，词汇基础要打好。其中，要想把句子衔接好，要用好连词。新东方在线分享考博英语作文词汇之表示数量，我们一起来看看：
2019考博英语作文词汇之表示数量
9.表示数量
1)It has increased(decreased)from...to...
2)The population in this city has now increased (decreased)to 800，000.
3)The output of July in this factory increased by 15% compared with that of January.
例如：With the improvement of the living standard，the proportion of people’s income spent on food has decreased while that spent on education has increased
再如：From the graph listed above，it can be seen that student use of computers has increased from an average of less than two hours per week in 1990 to 20 hours in 2000.