【正文】
ost useful inventions in the world. They are used to do many things, such as playing puter games, writing articles and listening to music. Besides, we can use them to get on the Inter. Then we can do shopping and chat with friends online. Sample 2 However, puters also have disadvantages. If we spend too much time on puters, it is bad for our eyes. What’s more, spending too much time getting on the Inter will affect our study. In my opinion, we should use the puters in the right way. Homework Rewrite your article and hand it in. 本單元我們主要學(xué)習(xí)了被動語態(tài) , 學(xué)會利用被動語態(tài)談?wù)摪l(fā)明的歷史 、 描述物體的用途 。 寫此類文章應(yīng)明確說明的先后順序 , 描述產(chǎn)品的特點和用途 , 最后結(jié)合發(fā)明給人們生活帶來的便利談?wù)勛约旱母惺?。 2. … was invented by … …… 是由 …… ( 某人 )發(fā)明的 3. … was invented in … …… 是在 …… (某時間 )發(fā)明的 4. It was used for … 它被用來 …… 5. … is made of ……… 是由 ……( 材料 )制成的