六级作文写作.ppt

1.上图所示为某校大学生平均每周使用计算机的时间: 1990年(2 hours)、1995年(4 hours)、2002年(14 hours)，请描述其变化； 2. 请说明发生这些变化的原因(可从计算机的用途、价格或社会发展等方面加以说明)； 　　3. 你认为目前大学生在计算机使用中有什么困难或问题。 模板 第一段： As is clearly shown in the chart, ________. (图表总体描述，指明时间段) Especially, ________. (指出突出的变化) 第二段： There are three factors leading to the change. (分析原因) To begin with, ________. (原因一) In addition, ________.(原因二) For example, ________. (举例说明) Last but not least, ________. (原因三) To sum up, ________. (简要总结) 第三段： As for me, ________. (自己的观点) On the one hand, ________. (一方面) On the other hand, ________.(另一方面) In brief, ________. (总结) Student Use of Computers ① As is clearly shown in the chart, the number of hours students spent on computers increased from tow or four per week from 1990 to 1995. ②Especially, the number rose to about 14 hours per week in 2002. ③There are three factors leading to the change. ④To begin with, the price of computers is getting much lower than before so that many students can afford it. ⑤In addition, it is very convenient for us to study with the help of computers. ⑥For example, e-mail enable us to keep in touch with our teachers and friends.⑦ Last but not least, with the fast development of the modern society, a computer has become a must for many people.⑧ To sum up, low price, convenience and wide use contribute to the increase in the use of computers. ⑨As for me, student use of computers is a double-edged sword. ⑩On the one hand, it is a good helper in searching for information, drawing pictures, etc.11 On the other hand, various computer games might distract students from their studies. 12 In brief, computers can serve us well if they are used in the right way. (193 words) 语言亮点点评 a) 句④中，afford: vt.支付得起，买得起。 b) 句⑥中，enable (sb. to do sth.): vt. 使……能做……，这个词用得很好 c) 句⑦中，a must:一种必需品。这个用法与something necessary 相比，更为贴切。 d) 句⑧中，contribute to:有助于……，是……的部分原因。 e) 句⑨ 中，a double-edged sword：双刃剑，如：Entering WTO is a double-edged sword to China. 对中国来说，加入世界贸易组织是一把双刃剑。 f) 句12中，serve (sb.) we