人教版九年级英语上册《When was it invented?》SectionB PPT课件(第2课时)，共15页。
Revision
Retell the story using the mind map below.
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 …
Language Points
1.divide … into …把……分成……
e.g.:Let’s divide ourselves into several groups.
2.teach sb. to do sth.教某人做某事
e.g.:He taught us to serve the people heart and soul.
3.at the same time同时
e.g.:We both got the school at the same time this morning.
4.stop… from doing (同prevent… from doing)阻止……做某事
e.g.:The workers had to work for hours to stop the ship from going down.
Exercise
一、用所给词的正确形式填空。
1.He is a _________ (Canada) doctor.
2.Yang Liwei is one of the national _________(hero).
3.The temperature in the world has _________ (rise) these years.
4.Nobody can stop me from _________ (create) a new game for children.
二、根据汉语意思完成下列句子。
1.我们被分成四组做实验。
We are _________ _________ four groups to do the experiment.
2.中国在努力阻止人口数量的增长。
China is trying to _________ the _________ of population from _________ .
3.人们相信有很多人出去赚钱。
_________ _________ there _________ _________ number of people going out to make money.
4.什么时候才能实现我的梦想。
When will I _________ my _________?
… … …
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