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初中英语Lesson 30 Science Affects Us获奖ppt课件
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这是一份初中英语Lesson 30 Science Affects Us获奖ppt课件，共41页。PPT课件主要包含了computers，课文呈现等内容，欢迎下载使用。
Lessn 30 Science Affects Us
Curriculum wrds: affect, suggest, mbile phne, discvery, amazing Useful expressins: First, get a jar full f water and a piece f cardbard. The higher air pressure utside the jar hlds the cardbard in place. It’s really ne f the mst amazing things n the earth!
Functins: Master the new wrds: affect, suggest, mbile phne, discvery, Grammar: suggest的用法Sentences: The experiment yu did sunds interesting. Scientific discveries are making ur lives better and better.
smart phnes
THINK ABOUT IT
Have yu ever dne any interesting experiments? Can yu describe ne f them?What wuld life be like withut cmputers r mbile phnes?
Hi Wang Mei，Hw are yu？Everyne here is fine.D yu want t surprise yur friends? Brian，Danny and I did an experiment in science class this week. I suggest yu try it，t！ First，get a jar full f water and a piece f cardbard. Cver the jar with the cardbard and turn the jar ver.
Next，take yur hand ff. Can yu guess what happens? The cardbard hlds the water in the jar! The air pressure pushing up n the cardbard is higher than that f the water pushing dwn frm inside the jar. The higher air pressure utside the jar hlds the cardbard in place.Science is interesting. Dn’t yu think s?Jenny
Dear Jenny，I′m very well. Thanks! The experiment yu did sunds interesting.Yes，science is interesting，and it affects ur everyday lives. Our lives wuld surely be very different withut scientific develpments. I always wnder what life wuld be like withut cmputers r mbile phnes. Scientific discveries are making ur lives better and better.
This week we had sme science lessns，t. I enjyed learning abut DNA. It′s really ne f the mst amazing things n the earth! Scientists are ding s many new things with DNA.I think it will change the wrld. It will be interesting t see what happens.Wang Mei
Let ′s D It !
Science affects peple′s ________lives. Withut the scientific develpments f recent years，ur lives wuld be very different. Can yu imagine life withut cmputers r ________________？
mbile phnes
Scientific _________ are making ur lives better and better. DNA is really ne f the mst amazing things n the earth. Many peple think it will ________ the wrld.
discveries
discver affect suggest place develp
1．Jenny ________they use a strnger piece f cardbard fr the experiment.2．The air pressure ________ the result f the experiment.
3．The experiment led t a wnderful __________．4．What are yur plans fr the ____________ f yur cmpany?5．They used a rck t hld the map in ________.
develpment
Example：With TVI watch TV t get infrmatin.____________________________________________________________________________ ______________________________________
I call my friends with the telephne.
I wuld spend mre time visiting my friends.
Withut TVI wuld spend mre time talking with my family.____________________________________________________________________________ ______________________________________
I play games n the cmputer. I wuld spend
mre time playing with my pals.
Language pint 1
eg：Nthing culd live withut water. 没有水，什么也活不了。
withut 后常接名词、代词或动名词词组。eg：My father went ut withut saying a wrd. 我父亲一句话也没有说就出去了。
Language pint 2
eg：The results might surprise yu! 结果可能使你惊讶！
(1) surprise为及物动词，后面直接跟宾语，意为“使惊奇，使感到惊讶” 。eg：Yu surprise me. 你使我感到惊讶。
(2) surprised 是surprise的过去分词形式，可以作形容词，通常作表语，表示人的状态，意为“吃惊的”。 短语：be surprised at/by为固定搭配，意为“对……感到吃惊”。eg：All f them were surprised at the UFO. 他们都对不明飞行物感到吃惊。
(3) surprise为名词，意为“惊奇；使人惊奇的事”。 也可以构成词组：in surprise“惊讶地”； t ne′s surprise“令某人吃惊的是”。 eg：I have a surprise fr yu. 我有一个惊喜给你。 T my surprise, he can finish this wrk in a shrt time. 令我吃惊的是，他能在很短的时间内完成这项工作。
Language pint 3
eg：I suggest yu d yur hme wrk nw. 我建议你现在做你的家庭作业。
(1) suggest作动词，意为“暗示，表明”，后常接名词、动词的ing形式或宾语从句。eg：His smile suggests that he is satisfied with the result. 他的笑容表明他对结果很满意。
(2) suggest 作及物动词，还意为“建议，提议”，后常接名词、代词、动词的ing形式或that从句，从句中用shuld表虚拟，shuld可省略。eg：He suggested that yu (shuld) g there the next day. 他建议你(应当)第二天去那里。
(3) suggest的名词形式为suggestin，意为“建议；提议”，为可数名词。advice也表示“意见，建议”，但为不可数名词。eg：I have a suggestin t make. 我有一个建议要提。
Language pint 4
eg：If yu buy a car，yu′ll need a parking place,t. 如果你买辆车，你也需要一个停车场地。辨析 t，als与either这几个词都表示“也”的意思。
Language pint 5
sund作系动词讲时，为“听起来”的意思，后跟形容词作表语。 类似的系动词还有：taste(尝起来)，smell(闻起来)，feel(摸起来)，lk(看起来)。
eg：That news sunds exciting.那个消息听起来令人兴奋。 The fish smells delicius. 鱼闻起来很美味。 The skirt feels sft. 短裙摸起来很柔软。 Yu lk tired. 你看起来很疲惫。
Language pint 6
比较级＋and＋比较级意为“越来越……”。eg：When spring cmes，days get lnger andlnger. 当春天来临的时候，白天变得越来越长。
“the＋比较级，the＋比较级”表示“越……，越……”。eg：The mre yu smile，the happier yu will feel. 你笑得越多，你就会感觉越快乐。
—The relatin between the tw cuntries gets_______. A war seems t break ut sn.—I hpe they will make peace with each ther. A．wrse and wrse B．better and better C．mre and mre peaceful
【点拨】考查“比较级＋and＋比较级”的用法。 wrse and wrse 越来越糟； better and better 越来越好； mre and mre peaceful 越来越和平。 根据上句句意“这两个国家之间的关系变得越来越糟糕。好像不久就要爆发一场 战争了。”可知选A。
一、根据句意及首字母提示完成单词
1. My sister ________ having a picnic tmrrw.2. Scientists′ new __________ f the new plant is exciting.3. Cmputers have ________ ur everyday life these days.
4. China′s ____________ is quick and surprising.5. Lily′s ________ phne lks quite in fashin.
6．D yu enjy ________ a vlunteer? If yu want ________ this，yu′d better jin us. A．being； knwing B．t be； knwing C．Being； t knw D．t be；t knw
7．The pliceman discvered wh had stlen the car.( ) A．fund ut B．knew abut C．lked fr
Lessn 30 Science Affects Us
Curriculum wrds: affect, suggest, mbile phne, discvery, amazing Useful expressins: First, get a jar full f water and a piece f cardbard. The higher air pressure utside the jar hlds the cardbard in place. It’s really ne f the mst amazing things n the earth!
Functins: Master the new wrds: affect, suggest, mbile phne, discvery, Grammar: suggest的用法Sentences: The experiment yu did sunds interesting. Scientific discveries are making ur lives better and better.
smart phnes
THINK ABOUT IT
Have yu ever dne any interesting experiments? Can yu describe ne f them?What wuld life be like withut cmputers r mbile phnes?
Hi Wang Mei，Hw are yu？Everyne here is fine.D yu want t surprise yur friends? Brian，Danny and I did an experiment in science class this week. I suggest yu try it，t！ First，get a jar full f water and a piece f cardbard. Cver the jar with the cardbard and turn the jar ver.
Next，take yur hand ff. Can yu guess what happens? The cardbard hlds the water in the jar! The air pressure pushing up n the cardbard is higher than that f the water pushing dwn frm inside the jar. The higher air pressure utside the jar hlds the cardbard in place.Science is interesting. Dn’t yu think s?Jenny
Dear Jenny，I′m very well. Thanks! The experiment yu did sunds interesting.Yes，science is interesting，and it affects ur everyday lives. Our lives wuld surely be very different withut scientific develpments. I always wnder what life wuld be like withut cmputers r mbile phnes. Scientific discveries are making ur lives better and better.
This week we had sme science lessns，t. I enjyed learning abut DNA. It′s really ne f the mst amazing things n the earth! Scientists are ding s many new things with DNA.I think it will change the wrld. It will be interesting t see what happens.Wang Mei
Let ′s D It !
Science affects peple′s ________lives. Withut the scientific develpments f recent years，ur lives wuld be very different. Can yu imagine life withut cmputers r ________________？
mbile phnes
Scientific _________ are making ur lives better and better. DNA is really ne f the mst amazing things n the earth. Many peple think it will ________ the wrld.
discveries
discver affect suggest place develp
1．Jenny ________they use a strnger piece f cardbard fr the experiment.2．The air pressure ________ the result f the experiment.
3．The experiment led t a wnderful __________．4．What are yur plans fr the ____________ f yur cmpany?5．They used a rck t hld the map in ________.
develpment
Example：With TVI watch TV t get infrmatin.____________________________________________________________________________ ______________________________________
I call my friends with the telephne.
I wuld spend mre time visiting my friends.
Withut TVI wuld spend mre time talking with my family.____________________________________________________________________________ ______________________________________
I play games n the cmputer. I wuld spend
mre time playing with my pals.
Language pint 1
eg：Nthing culd live withut water. 没有水，什么也活不了。
withut 后常接名词、代词或动名词词组。eg：My father went ut withut saying a wrd. 我父亲一句话也没有说就出去了。
Language pint 2
eg：The results might surprise yu! 结果可能使你惊讶！
(1) surprise为及物动词，后面直接跟宾语，意为“使惊奇，使感到惊讶” 。eg：Yu surprise me. 你使我感到惊讶。
(2) surprised 是surprise的过去分词形式，可以作形容词，通常作表语，表示人的状态，意为“吃惊的”。 短语：be surprised at/by为固定搭配，意为“对……感到吃惊”。eg：All f them were surprised at the UFO. 他们都对不明飞行物感到吃惊。
(3) surprise为名词，意为“惊奇；使人惊奇的事”。 也可以构成词组：in surprise“惊讶地”； t ne′s surprise“令某人吃惊的是”。 eg：I have a surprise fr yu. 我有一个惊喜给你。 T my surprise, he can finish this wrk in a shrt time. 令我吃惊的是，他能在很短的时间内完成这项工作。
Language pint 3
eg：I suggest yu d yur hme wrk nw. 我建议你现在做你的家庭作业。
(1) suggest作动词，意为“暗示，表明”，后常接名词、动词的ing形式或宾语从句。eg：His smile suggests that he is satisfied with the result. 他的笑容表明他对结果很满意。
(2) suggest 作及物动词，还意为“建议，提议”，后常接名词、代词、动词的ing形式或that从句，从句中用shuld表虚拟，shuld可省略。eg：He suggested that yu (shuld) g there the next day. 他建议你(应当)第二天去那里。
(3) suggest的名词形式为suggestin，意为“建议；提议”，为可数名词。advice也表示“意见，建议”，但为不可数名词。eg：I have a suggestin t make. 我有一个建议要提。
Language pint 4
eg：If yu buy a car，yu′ll need a parking place,t. 如果你买辆车，你也需要一个停车场地。辨析 t，als与either这几个词都表示“也”的意思。
Language pint 5
sund作系动词讲时，为“听起来”的意思，后跟形容词作表语。 类似的系动词还有：taste(尝起来)，smell(闻起来)，feel(摸起来)，lk(看起来)。
eg：That news sunds exciting.那个消息听起来令人兴奋。 The fish smells delicius. 鱼闻起来很美味。 The skirt feels sft. 短裙摸起来很柔软。 Yu lk tired. 你看起来很疲惫。
Language pint 6
比较级＋and＋比较级意为“越来越……”。eg：When spring cmes，days get lnger andlnger. 当春天来临的时候，白天变得越来越长。
“the＋比较级，the＋比较级”表示“越……，越……”。eg：The mre yu smile，the happier yu will feel. 你笑得越多，你就会感觉越快乐。
—The relatin between the tw cuntries gets_______. A war seems t break ut sn.—I hpe they will make peace with each ther. A．wrse and wrse B．better and better C．mre and mre peaceful
【点拨】考查“比较级＋and＋比较级”的用法。 wrse and wrse 越来越糟； better and better 越来越好； mre and mre peaceful 越来越和平。 根据上句句意“这两个国家之间的关系变得越来越糟糕。好像不久就要爆发一场 战争了。”可知选A。
一、根据句意及首字母提示完成单词
1. My sister ________ having a picnic tmrrw.2. Scientists′ new __________ f the new plant is exciting.3. Cmputers have ________ ur everyday life these days.
4. China′s ____________ is quick and surprising.5. Lily′s ________ phne lks quite in fashin.
6．D yu enjy ________ a vlunteer? If yu want ________ this，yu′d better jin us. A．being； knwing B．t be； knwing C．Being； t knw D．t be；t knw
7．The pliceman discvered wh had stlen the car.( ) A．fund ut B．knew abut C．lked fr
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