山东省淄博市临淄区第一中学鲁教版九年级英语课件：Unit 1 Section A 4a-4c (共28张PPT).ppt

1、Unit 1When was it invented?Period 5 Section A 4a-4cReview vWhen was invented?vIt was invented invWhat is it used for?vIt is used forfridge/frid/n.冰箱vI think a fridge is the most useful invention in modern world.translate/trnsleit/v.翻译vShe is translating the words intovEnglish.vShe is a good translat

2、or.lock/lk/,/la:k/v.锁上；锁住vHe is locking the car.vThese locks are strong.earthquake/:(r)kweik/n.地震vDont be afraid of the earthquake.biscuit/biskit/n.饼干vDont eat too much biscuit,it isnt good for your health.cookie/kuki/n.曲奇饼干vDont eat so much cookie,because it is too sweet.instrument/instrumnt/n.器械；仪

3、器；工具vThere are many kinds of instruments in our school.成绩分析暑假检测New wordsvn.冰箱vfridge/frid/vv.翻译vtranslate/trnsleit/vv.锁上；锁住vlock/lk/,/la:k/vn.地震vearthquake/:(r)kweik/vadj.突然（的）vsudden/sdn/v突然;猛地vall of a sudden vn.饼干vbiscuit/biskit/vn.曲奇饼干vcookie/kuki/vn.器械；仪器；工具vinstrument/instrumnt/1.The boy lost

4、his parents during the last years(地震).v2.The students were asked vto(翻译)the story into English.v3.The police found the lost boy under the destroyed house through an(仪器)。earthquaketranslateinstrumentv4.I only have some(饼干)and a glass of milk every morning.v5.If you cant eat all these fruit,you may pu

5、t some into your(冰箱).biscuitsfridge1.拉链是什么时候被发明的？它发明于1893年。2.它是被谁发明的？它是由WhitcombJudson发明的。3.茶是什么时候传人朝鲜的？它于6、7世纪时传人朝鲜的。4.冰激凌加热勺是用来做什么的？它用于舀极冷的冰激凌。4a Rewrite the sentences using the passive voice.v1.They sold the fridge at a low price.vThe fridge was sold at a low price.v2.Somebody stole my camera fro

6、m my hotel room.v3.Where did you take these photos?My camera was stolen by somebody from my hotel room.Where were these photos taken by you?v4.Our parents advised us not to go out alone.5.Different writers translated the book into different languages.We were advised not to go out alone by our parent

7、s.The book was translated into different languages by different writers.1.at a low price2.steal-stole-stolen3.take photos4.advise sb not to do sth5.translate the book into different languages1.低价2.偷盗3.拍照4.建议某人不要做某事5.把这本书翻译成不同的语言4b Complete the sentences with the correct forms of the verbs in the box

8、.v1.You to the party last night,werent you?Why didnt you go?v2.The earthquakehappened all vof a sudden,but luckily the villagers to a safe place.were invited were brought v3.The doorwhen we arrived,so wethe bell.v4.The students not to eat or drink in class.But vRubythe rule vwhen she started eating

9、a biscuit in science class.5.The cookies by the hungry kids in less than 20 minutes.They really _them.v.was locked rang were told broke were eatenlike4c Decide whether active or passive forms should be used in these sentences.Write the correct forms in the blanksvvThe telephone (invent)by Alexander

10、Graham Bell.He(born)in 1847.Mr Bell (work)on the invention of the telephone with Thomas Watson.In 1875,Alexander (learn)how to send musical notes through an instrument similar to a telephone.was invented was born worked learned learntvFinally,the telephonev(invent)in 1876.The first sentence that(say

11、)von the telephone by Alexander was“Mr.Watson,come here;I want to see you.”Today the telephone(use)around the world.was invented was said is used Summaries v1.at a low price 以一个很低的价格v2.take these photos 拍这些照片v3.go out alone 单独外出v4.translate the book into different language v 把书翻译成不同种类的语言v5.all of su

12、dden突然v6.work on 从事，进行用所给词的适当形式填空。vv 1.This instrument is used for(play)music in class.vv 2.How many magazines(borrow)from the library today?vv 3.Edison was a great inventor.He had over 1.000 in his life.(invent).vv 4.A picture(put)on the blackboard before class.vv 5.Plates and dishes(not wash)after

13、 supper yesterday.playingwere borrowedinventionswas putwerent washed最糟糕的发明vv “二十世纪最糟糕的发明是什么?”就是人们每天大量使用的塑料袋。诞生于上个世纪三十年代的塑料袋，其家族包括用塑料制成的快餐饭盒、包装纸、餐用杯盘、饮料瓶、酸奶杯、雪糕杯等等。这些废弃物形成的垃圾，数量多、体积大、重量轻、不降解，给治理工作带来很多技术难题和社会问题。比如，散落在田间、路边及草丛中的塑料餐盒，一旦被牲畜吞食，就会危及健康甚至导致死亡。填埋废弃塑料袋、塑料餐盒的土地，不能生长庄稼和树木，造成土地板结，而焚烧处理这些塑料垃圾，则会释放出多种化学有毒气体，其中一种称为二噁英的化合物，毒性极大。