初中英语冀教版九年级上册Lesson 30 Science Affects Us备课课件ppt

这是一份初中英语冀教版九年级上册Lesson 30 Science Affects Us备课课件ppt，共16页。PPT课件主要包含了that，holds，change，things，affects，surprising，surprised，affected等内容，欢迎下载使用。

Have yu ever dne any interesting experiments?Can yu describe ne f them?
Read the passage and write true (T) r false (F), Danny and Jenny did an experiment at Jenny’s hme. ( )2. Jenny and Wang Mei bth think science is interesting. ( )3.Wang Mei thinks cmputers will change the wrld. ( ) 4. Jenny enjyed learning abut DNA. ( )
Read the first e-mail and finish.1. Hw des Jenny d the experiment? First, get a jar ____ ____ water and a piece f cardbard. _____ the jar ______ the cardbard and _____ the jar _____. Next, ______ yur hand _____.
cver with
turn ver
take ff
2. What can we discver frm the experiment? The air pressure _______ ____ n the cardbard is higher than ____ f the water _______ ____ frm inside the jar. The higher air pressure utside the jar _____ the cardbard ___ ______.
pushing up
pushing dwn
in place
Read the secnd e-mail and finish. Science ______ peple’s everyday lives. Withut the scientific ____________ (develp) f recent years, ur lives wuld be very different. Can yu imagine life withut cmputers r _____________? Scientific __________ are making ur lives better and better. DNA is really ne f the mst amazing ______ (thing) n the earth. Many peple think it will ______ the wrld.
mbile phnes
develpments
Read the mind map and retell.
1. I suggest yu try it, t! 我建议你也试一下！suggest动词，意为“建议”。可接名词、动名词或that引导的宾语从句。其名词为suggestin，为可数名词。My father suggested ging fr a walk after dinner yesterday. 昨天我父亲建议晚饭后去散步。 I wuld like yur suggestins. 我想要你的建议。
2. The air pressure pushing up n the cardbard is higher than that f the water pushing dwn frm inside the jar. 向上推纸板的气压要比罐子里向下推的水的气压高。that用来替代前面提到的不可数名词或单数可数名词，以避免重复。The price f rice is lwer than that (the price) f meat. 米的价格比肉的价格低。The weather here is much htter than that in my city. 这里的天气比我们城市的天气热太多。
3. Scientific discveries are making ur lives better and better. 科学发现正在让我们的生活变得越来越好。（1）discvery可数名词，意为“发现，发觉”，其复数形式为discveries。其动词为discver，后跟名词、代词或宾语从句。This is an imprtant discvery. 这是一个重要的发现。They have discvered ur secrets. 他们已经发现了我们的秘密。
（2）better and better“越来越好”，其构成为“比较级+and+比较级”，意为“越来越……”。当比较级用mre构成时，要用结构“mre and mre+形容词/副词原级”。The weather is getting clder and clder. 天气变得越来越冷。I hpe my village becmes mre and mre beautiful. 我希望我的村子变得越来越漂亮。
Discuss in grups. What inventins r discveries affect ur everyday lives?
Science Affects Us
用所给单词的适当形式填空。With the ____________(develp) f science, ur lives are better and better.2. Yung cuples like t search the Internet fr sme __________ (suggest) n hw t name their babies.3. The _________ news f the flight MH370 made us all ________. (surprise)
4. The suth f the cuntry was badly _______ (affect) by the fld.5. Everyne, please turn ff yur _____________ (mbile phne) at the meeting.