折线图作文话题：

Task：Radio and television audiences throughout the day in 1992.

范文解读：

以下是6分, 7分和9分范文，可以看出，上6分的文章都有一个共性，就是没有大的语法错误，分段合适，表达清晰，且进行适当的词汇替换。而7分比6分好在如下方面：

1. 7分加入了对比。

2. 7分的句式更加的多样和灵活，而6分文章的句式单一，而且again使用过多。

3. 7分有足够的信号词(如however, after that等)，这能帮助考官理解文章的层次和结构。

4. 最后，9分范文的特点是句式多样，词汇的同义替换和词性变化十分明显，同时表达更加细节化。

参考范文：

6分范文

The graph shows the percentage of audiences over 4 yes old of UK follows the radio and television throughout the day during the period October-December 1992.

It has been observed from the graph that less than 10% audiences follows the radio at 6:00 am and the percentage raised to a peak around 30% at 8′AM and decline gradually to around 10% during the period 2′00 to 4′00 Pm and again raised a bi t to around 12% between 4′00 to 6′00 PM. It then again dropped to below 10% at around 10′PM. The rate again raised to a bit between 10′00 PM to 12′00 PM and then dropped slowly by 4′00 AM.

On the other hand, the rate of television audiences raises 0-10% during the period 6′00 to 8′00 am and remain steady up to 1 0′AM and then gradually goes down by 12′00 noon. The percentage raised dramatically to around 15% by 2′00 noon. The percentage raised dramatically goes down by 12′00 noon. The percentage raised dramatically to around 15% by 2′00 PM which again raised to a peak above 40% between 6′00-8′00 PM and then gradually dropped between the period 12′00 PM to 4′00 AM.

7分范文

The graph shows the change of percentage of TV and Radio audiences over 4-years old throughout the day during the period October-December 1992.

Firstly, it is noticeable that the percentage of audiences was 3 percent in early morning but it gradually rose up to ten percent at 8:00 am and maintained the same for the next two hours. There was a slight fall in percentage in next two hours however after that it raised sharply unto 20 percent within the next two hours. After this the graph rose very fast and attained its peak at 10 pm which was about forty 5 percent. The graph gradually fell down and at 2:00 am it was at five percent.

Differently, the peak percentage of the radio audiences was at 8:00 am which was about 30 percent. Then it gradually fell and corresponded with the television one at 2 pm. After that it gradually decreased but with a small increase in percentage at 4:30 to 6:00 pm. The percentage of audience then gradually went down and at 4 am, the lowest level at near 2 percent.

Generally, these graphs prove the progressive popularity of television.

9分范文

The graph shows the change of percentage of TV and Radio audiences over 4-years old throughout the day during the period October-December 1992.

The data indicates that the percentage of radio listeners started at 8% at 7am and increased substantially before 8:00 am, when the percentage amounted to a peak of 27%. The percentage then declined steadily to 11% at 4:00 pm, which was followed by a slight increase to 15% at 5:00 pm. However, from then on, there was again a gradual decrease to 2% until 4:00 am, when the percentage bottomed out. The period from 4:00 am to 6:00 am saw another slight rise to 4% in radio listeners.

Similarly, the percentage of TV viewers went up from 6:00 am to 8:30 am, when there was a leveling off at 8% for the next one hour and a half. After a slight decrease, the percentage rose sharply to 15% between 12 pm and 2 pm with surpassing that of Radio in 1 pm, before it dropped slightly. The peak (45%) was reached at 8:00 pm after a massive rise from 14% since 3:00 pm. However, the period between 8:00 pm and 3:00 am saw a slump in television viewers. The percentage reached the bottom of 3% at 3:00 am, when there was a slight rise afterwards.

In conclusion, the popularity of Radio was higher in the morning while the reverse was true for TV at night.

重难点词汇学习：

observed

释义

v.观察，研究( observe的过去式和过去分词 ); 遵守; （尤指为科学目的的）观察; 看到;

esearchers observed one bird impale a rodent on a cactus.

研究人员观察到一只鸟把一只啮齿动物钉在一棵仙人掌上。

Our sniper teams observed them manning an anti-aircraft gun.

我们的狙击队观看他们操作高射炮。

This is a fast-moving but finely observed drama.

这是一部节奏紧凑但是观察入微的剧。

dramatically

释义

adv.戏剧性地，引人注目地; 显著地，剧烈地;

His quality of life has improved dramatically since the operation.

手术后他的生活质量大大改善了。

When depressed, they dramatically overindulge in chocolate and sweets.

情绪低落的时候，她们就疯狂地猛吃巧克力和糖果。

The cost of living has increased dramatically.

生活成本大幅上涨。

gradually 

释义

adv.逐步地，渐渐地; 按部就班地; 日趋; 冉冉;

Her hair gradually coarsened as she grew older.

随着年龄的增长，她的头发逐渐变粗糙了。

The chatter of voices gradually quietened.

唧唧喳喳的声音渐渐地平静了。

Water gradually escapes by seepage through the ground.

水逐渐从地上渗走了。

corresponded

释义

v.相符合( correspond的过去式和过去分词 ); 相一致; 相当; 通信;

We corresponded regularly.

我们定期通信。

Janet and Bob corresponded for many years before they met.

珍妮特和鲍勃会面之前已通信多年.

Mary and Tom had corresponded with each other before they met.

玛丽和汤姆见面前已互相通过信.

indicates

释义

v.标示( indicate的第三人称单数 ); 指示; 象征; 表明或暗示…的可能性;

The newspaper's headline indicates that there was a trade-off at the summit.

报纸的大字标题表明峰会上大家作出了妥协。

It indicates the antiquity of the tradition.

这表明该传统源远流长。

This indicates the rarity of such attacks.

这显示出这种疾病发作的罕见性。