wyt617总论点分论点 吴峥

laura13

<P>1、电脑能否取代老师</P>
<P>With the development of science and technology, computers have been used widly in every filed. Computers play an important role in our daily lives. Therefore, some people hold that computers can undertake teaching and instead of teachers. However, in my opinion, computers can not replace teachers.</P>
<P>Firstly, computers can not communicate with students fully, especially on emtional and mental communication.</P>
<P>Otherwise, computers have radiocativity which may exert negative effect on student's physical development.</P>
<P>2 飞机旅行的影响</P>
<P>Nowdays, air travel has become increasingly popular. More and more people perfer to air travel. It is obvious that air travel have a great infulence on people's lives.</P>
<P>First of all,air travel is so fast that people spent less time on journey than before.</P>
<P>Secondly, comparing with cars adn trains, air travel is the saftest way for people.</P>
<P>Thirdly, air travel provid people with a comfortable enviroment.</P>
<P>3 武器研制的影响</P>
<P>Goverment spent a large mount of money on weapon research, even in peace time. Some people think that it is more important for developing public medicine and education than for researching weapon. But the other people hold that weapon research provide a great ensure on public security and it is necessary. I think that weapon research have a positive effect on our lives.</P>
<P>Above all,weapon research make the country more powerful on military force, which can offer a relative safe enviroment for people.</P>
<P>Moreover, weapon research warn us that we should have the feeling of impending crisis. Although we lead a life in the peace time, some counties are in war and thousands of people died of war.</P>