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a special pen
3b Imagine you are a business person. Write
a description of your new invention. Try
to sell the invention to the class.
This special pen was invented by Liu Jie. It has three colors and is used for …
例如；计算机在我们的生活、工作中的作用越来越大，你知道计算机的起源与发展吗？请结合计算机的发明时间(1946年）、外形、用途等方面,谈一下它的发展变化，并说明你对未来计算机的畅想。
要求：
1.意思连贯,语句通顺;
词数不少于80。
Computer
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这是一篇事物介绍类的说明文，根据题目提示可考虑采用下面的模板。
计算机
引出话题
介绍发明
畅想未来
... important in our daily life.
时间:The computer was invented
in ...
外形：... was huge.
用途:send some messages ... open ...
I think computers are going to ...
Computer
Computers are becoming more and more important in our daily life. ① Do you know when the computer was invented ? ②
The computer was invented in 1946. At that time , it was huge. With the development of science and technology, the computer has grown smaller. Now there are many kinds of computers, such as personal computers 。The computer is a very useful tool in our life.