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　　雅思写作名师点题：

　　折线围主要考查以下几点:1.对析线趋势的总结描迷; 2.对复杂时间点的处理; 3.针对某些特殊点的描述。

　　雅思写作高分范文：

　　The line graph indicates the general consumption ofAmerican energy from 1980 to 2030. Uses of petrol and oil and coal see a drastic increase of about 15 quadrillion unites during the span of 50 years, while the other four energies rise slightly with the unites of no more than 5 quadrillion.

　　To be specific, in 1980, the highest proportion of consumption was occupied by petrol and oil

　　staying at 35 quadrillion units, and it experienced some fluctuations during the first 15 years, then it had been keeping increasing since the year 1995. It is predictable that it will reach nearly 50 quadrillion units by the year of 2030.

　　Furthermore, uses of coal and natural gas remain the middle level on the whole, which stood at almost 15 and exactly 20 quadrillion units respectively in 1980. Separately, consumption of approximately had been rising smoothly and is expected to arrive at 30 quadrillion units in 2030, but the latter remains at, by and large, the same level (20 quadrillion units) with some instabilities.

　　Eventually, uses of nuclear, solar/wind and hydropower were the lowest, with the same units of being about 4 quadrillion collectively. It is noticeable that none of them changes tremendously during this half century.

　　作文结构分析：

　　本篇范文由四段组成;第一段主要介绍该图表展示的是什么方面的信息以及几组折线的总体变化趋势;第二段对水平位置最高的折线进行描述;第三段对中间位置的一组折线进行描迷;最后一段对水平位置最低的折线进行描述。

　　亮点词汇：

　　第一段

　　line graph 线状图表

　　indicate v. 显示，表明

　　quadrillion n. 千的五次方第二段

　　proportion n. 比例，部分

　　fluctuation n. 起伏，波动

　　predictable adj. 可预见的，可预言的

　　第三段

　　separately adv.分别地

　　instability n. 变动，不稳定第四段

　　hydropower n. 水力发电

　　tremendously adv. 大量地

　　亮点语句：

　　Uses of petrol, oil and coal see a drastic increase of about 15 quadrillion unites during the span of 50 years, while the other four energies rise slightly with the unites of no more than 5 quadrillion.

　　汽油、石油和煤的消耗量在这50年间有大幅增长，增长量约为1.5兆个单位(计量单位)，而其他四类能源(天然气、核能、太阳能/风能、水能〕的增长幅度较小，涨幅不超过0.5兆个单位。

　　Separately, consumption of Coal had been rising smoothly and is expected to arrive at 30 quadrillion units in 2030, but the latter remains at, by and large, the same level (20 quadrillion units) with some instabilities.

　　分开来讲，煤的使用稳步上升.有望在2030年直接增至3兆个单位，面后者(天然气)的使用量则大体上保持在2兆个单位，其中伴有小幅波动。