雅思作文Task1课前必背

作文固定结构

首段 the graph shows/illustrates the changes of…

第二段 according to the graph…

第三段 as can be seen from the second graph(which clearly highlights…)

末段 overall, it is clear that…

写作时态

首段介绍图标总体内容用一般现在时。接下来对以前的统计数字描述用一般过去时，对将来的趋势预测描述用一般将来时

必备同义词替换

词义 词性 同义词

展示、提供 vt. show/describe/indicate/illustrate/provide

占百分比多少 vt. account for /make up /provide /represent

趋势 n. trend/tendency

数据 n. number/data/figure

百分比、比例 n. percentage/proportion

类别 n. category/type/kind/group

段落中连接词

同样的  likewise

同时  meanwhile

并且  moreover

但是 however/whereas

相反 conversely

相比之下 by comparison/in contrast/compared with

数字前的修饰

少于（将近）                   just below almost

大约                           about around approximately

多于                           over above more than

分数表达

一半      a half

三分之一  one-third

三分之二  two-thirds

四分之一 a quarter

四分之三 three-quarters

九个当中有一个 one in nine

【例句】 Nearly half of the children dropped out of school in the village.

More than seven in ten teachers have university degrees.

倍数表达

【例句】 The output of 1990 was 3.5 time than of 1980.

Between these years XX almost doubled，rising from 2000 to 3900.

四大趋势描述

数据变化的基本趋势只有四种：上升、下降、波动、不变。所以要背诵下面四句子。

表示增加     increase    

There was a gradual/dramatic/sharp increase in computer use in all categories.

表示下降     decrease    

The number of male smokers decreased from 21% in 1960 to 17% in 2000

表示波动    fluctuation   

There was a minor fluctuation between 1930 and 1950 in India.

表示不变      steady     

the numbers remained steady throughout the twenty-year period.

更多灵活表达可掌握

趋势程度修饰

几个高级词汇

soar（soared）激增 skyrocket

plummet（plummeted）暴跌

plateau（plateaued）高原（上升后的）稳定水平 reached a plateau

三大核心句型

背诵下面三个核心句型，并学习下面的例句拓展，所有的雅思图标数据你都可以描述了。

1.主（The number of…）+谓（increased/decreased）+from…to…

The number of male smokers decreased from 21% in 1960 to 17% in 2000.

The number increased dramatically and then peaked at 400 in 1990.

The number plummeted，reaching the bottom at 100 in 1998.

The average income of the staff increased by 50 percent compared with last year.

The number of marriages remained stable at this level over the next decade.

During this 25-year period the consumption of beef and lamb fell dramatically to approximately 100 grams and 55 grams respectively.

In the first quarter of this year Apple witnessed an increase of 30 per cent in net profit.

Similarly，the cost of insurance saw a rising trend，growing from only 2% to 8% by 2001.

In contrast，the cost of furniture showed an opposite trend.

2.There be 句型

There was a downward trend of male smokers，from 21% in 1960 to 17% in 2000.

There was a sharp increase in computer use in all categories.

There was a steadily increasing tendency of personal computers in households in the US.

There was a minor fluctuation between 1930 and 1950 in India.

3.主语+accounted for+百分数+of

Male smokers accounted for 21% of American adults in 1960.

Males accounted for 10% of the whole workforce.

Coal provided 40.2% of whole in 1970.

Students made up nearly 20% of the group.

Food constituted over 23% of my family’s expense.

图文作文五大忌

没有数字极值、没有趋势对比、没有从句、没有结论、议论因果。

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