9.表示数量
1)It has increasedfrom...to...
2)The population in this city has now increased 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 peoples income spent on food has dec reased 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见句式12。考生将句式9和句式12结合在一起，便可较好地写出2002年6月CET -4、6短文写作的第一段。
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