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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