九年级英语全册Unit6WhenwasitinventedSectionB3a3b同步作文指导课件新版人教新目标版

1、九年级英语全册Unit6WhenwasitinventedSectionB3a3b同步作文指导课件新版人教新目标版随着科技的进步，许多新的发明不断涌现，它们给我们的生活带来了方便。本单元以谈论重要发明为话题，要求同学们学会介绍某项发明的用途、特点等。而且近年来，介绍某项发明的用途或特点的写作题材在全国各地中考试题中也常有出现。此类文体属于说明文，最常用的时态是一般现在时。写此类说明性文章应注意的事项：写作时应采用一定的顺序；具体、清晰地说明该发明的用途、特点；充分发挥想象力，谈谈自己使用的感受。教材中出现的相关句型：.was invented.It is used for.拓展常用句型：It

2、is very convenient/comfortable/important/useful.它非常方便/舒适/重要/实用。Its hard to imagine what our life would be like if we had no computers in our daily life.很难想象在我们的日常生活中，如果没有电脑会是什么样？Computers_are_becoming_more_and_more_important_in_our_daily_you_know_the_history_and_the_changes_of_computers？Computer was

3、 invented in 1946.At that time，the machine was huge and it was as large as a big house. It weighed about 30 tons.Computer is a very useful tool in our life，study as well as our work. For example，computer can send some messages to foreign friends by email. The computer can open our eyes to let us kno

4、w more. Computer is one of the most helpful inventions in the world. Computer can help us in study or work. There are many functions (功能)We can listen to music or play the games on computer. It makes us relax.Its hard to imagine what our life would be like if we had no computers in our daily life. A

5、nd in my opinion，computers are going to change our life completely in the near future.注意：1.报告应包括以上所有提示的信息，但不要逐字翻译，可适当发挥，使行文连贯；2发明的东西可大可小，有其特殊用途即可；3词数不少于80。开头和结尾已为你写好，不计入总词数。Good morning，everyone！Today Im going to talk about inventions.Inventions are created every day because people would like to mak

6、e life easier. There are famous inventions like the TV and the bicycle. TV provides us with different kinds of information so that we can know more about the world. We watch entertainment programs to relax ourselves. Besides，some learning programs help us with our study.The bicycle is very useful，to

7、o. We go to school or work by bike. Its not so expensive that most of us can afford it. It makes no pollution，which is good for our environment. Whats more，bicycle riding is a kind of exciting sports which is quite good for our health.Though there have been many great inventions，I wish to invent a kindof pen which can help us write more quickly and neatly. When we mee