老师
Hello everyone, welcome back to our project English. Last lesson we have Learned that computer is used in space industry.
学生
计算机的应用，大到航天事业，小到网上购物，真的是无处不在。
老师
Other fields do we use computer in? That's, we can use computer in every field, such as education, business, industry, communication, daily life, medical care, entertainment.
老师
名词，娱乐招待。
学生
sports 科技的发展给人类带来了许多的便利，尤其是计算机的出现和发展，在短短的几十年间让我们的生活发生了翻天覆地的变化。
老师
Today, let's learn the importance of computers. Try to find the topic, sentence, each paragraph well, rating the importance of computers. Since computers were invented in the USA in the 1950s, they have become very important in many areas of work and leisure. There is no doubt that computers are very useful in technology and business.
老师
In space, computers have been used to control the speed and direction of a spaceship. With the help of computers, doctors can find diseases easily and solve other problems. For example, tiny computers which are inside patient's bodies c查看隐藏内容