以下是短文寫作中使用率最高、覆蓋面最廣的基本句式，每組句式的功能相同或相似，考生可根據(jù)自己的情況選擇其中的1-2個(gè)，做到能夠熟練正確地仿寫或套用。

　　9.表示數(shù)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，itcan 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.

　　注：“From the graph listed above，it can be seen that”見(jiàn)句式12。考生將句式9和句式12結(jié)合在一起，便可較好地寫出2002年6月CET -4、6短文寫作的第一段。