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1、Welcome to our English class-Zhao Jinfeng,1.这本书是谁的？它一定是ning的，上边有他的名字。,Whose notebook is this? It must be Nings. It has his name on it.,2.这是谁的吉他？它可能是Alice的。她弹吉他。,Whose guitar is this? It might belong to Alice. She plays the guitar.,3.它很重要，我学习它因为它占期末考试的30%。,It is crucial that I study for it because it
2、 makes up 30% of the final exam.,4.你认为”anxious”是什么意思？,What do you think “anxious” means?,5.他为他的考试担心。,He is worried because of his test.,Unit 4 When was it invented? Section A 1a2c,课时目标,1.学会一般过去时的被动语态。 2.区分一般现在时和一般过去时的被动语态。 3.了解发明史并积极参加小发明，小创造活动。,发明invent 加热 heat 脆的 crispy 咸的 salty 酸的 sour 古 代的ancien
3、t 传说 legend 留下;被遗留remain 注意到 notice 生产produce 合意pleasant 混合 mixture 投； throw 味道taste 世纪 century 活泼的 active 在户内 indoors /outdoors户外的 有创造力的 create 木制的 wooden 木头,Calculator scoop heel battery-operated slipper light bulb Microwave oven,be used for 用来做 2.by mistake 错误的 mistakefor 错把当作 make mistakes 犯错误 4
4、. by accident偶然的，意外的 5.according to 根据，按照，视.而定 6.fall into落入，陷入 fall off/fall down 从.上摔下来/摔倒 7.In this way 这样 by the way 顺便问一下in the way 挡路 on ones way (to) 在去.的路上 8. knockinto 与相撞 knock at the door 敲门 9. divide into 把划分为 10. the popularity of .的普及/流行 popular 11. the population of .的人口 populated 12.
5、 the height of .的高度 high 13. the length of .的长度 long 14. the speed of .的速度 at a speed of 以.的速度,1.Franklin was not only a statesman but also a famous i_. 2.I took your umbrella instead of mine by m_. 3.Mom had added much salt to the soup, but it still wasnt s_ enough. 4.A _ to the weather report, we
6、are going to have seven rainy days. 5.The tea was invented by a_. 6.One c_ means a period of 100 years. 7.Tea t_ very delicious. 8.An a_ Chinese legend told us that tea was invented by the Chinese. 9.I prefer p_ chips to fried chicken. 10.The emperor ShenNong discovered tea when b_drinking water.,nv
7、entor,istake,alty,ccording,ccident,entury,astes,ncient,otato,oiling,1.She took my schoolbag _ _.(拿错了) 2.Columbus _ _ _ _. (偶然地发现了美洲)(discover ) 3.Be careful. Or you will _ _ the river.(掉进） 4.Maybe _ _ _,you can understand better.(用这种方法) 5.Our math teacher often _ _ _ _ _to discuss some questions in
8、class.把我们分成五个组 6._ _ todays weather report there is going to be a heavy rain this evening.(根据) 7.When he was a child, he _ _ _ a basketball player like YaoMing.(梦想成为) 8.这个公园是什么时候建的？,by mistake,discovered America by accident,fall into,in this way,divides us into five groups,According to,dreams of bec
9、oming,When was the park built?,1.保护环境很重要。2.周五晚上将有一场NBA篮球赛。3.被用来 4.产自某地 5.错误的，无意的 6.最后，最终 7.偶然的 8.落入，跌入 9.犯错误 10的数量 11.许多，大量 12.梦想做某事 13.顺便问一下 14.据说,It is important to protect our environment.,be made in someplace,be used for doing,by mistake,in the end =finally=at last,by accident,There will be a NB
10、A basketball match on Friday evening.,fall into,make a mistake,the number of,a number of,dream of doing,by the way,it is said/reported/believed that,Explanation:,mistake 作名词 “错误，误会”。也可以作动词 “弄错，犯错”。常见形式：make a mistake 出错 e.g. You have made a mistake here.你这儿犯了一个错误。mistakefor 错把当作They mistook him for
11、his brother. 他们错把他认作他的兄弟。by mistake 错误地e.g. They sent the letter to me by mistake. 他们误把那封信送到了我这儿。,1. by accident 偶然地，碰巧= by chance e.g. Tea was invented by accident. 2. according to “根据” 是一介词短语 e.g. According to the papers, there was a big fire in London. 据报道，伦敦发生了火灾.。,Explanation:,3. notuntil “直到才”
12、用于notuntil 结构中的主句谓语多为短暂性动词。 e.g. We didnt finish the work until yesterday evening. 我们昨天晚上才做完这项工作。 注：until 的主句中也可以用延续性动词，此时 until 不与 not 连用，表示 “直到为止”。 e.g. I will wait until he returns. 我将等到他回来。,Explanation:,.,1.Do-did-done go-went-gone 2.Sleep-slept-slept keep-kept-kept sweep-swept-swept (eep-ept) 3
13、.Buy-bought-bought bring-brought-brought Think-thought-thought (-ought) Teach-taught-taught catch-caught-caught aught 4.grow-grew-grown know-knew-known Throw-threw-thrown show showed-shown 5.break-broke-broken speak-spoke-spoken 6.write-wrote-written forget-forgot-forgotten,1.do go 2.sleep keep swee
14、p 3.buy bring think teach catch 4.grow know throw show5.break speak6.write forget 7.steal see give take eat take fall feel hear send build rise,主动句变被动句的方式： 主动句： 主语 + 及物动词谓语 + 宾语被动句： 主语 + be + 过去分词 + by 宾语 Our teacher loves her students.Her students are loved by our teacher.,被动语态(The Passive Voice),e
15、,在被动语态的句子中, 谓语部分结构是be + 过去分词（p.p） 被动语态的句子的时态变化反映在be动词上。一般现在时 am /is / are +p.p 一般过去时 was / were +p.p 一般将来时 shall / will /be going to+ be +p.p情态动词 ：情态动词+be+p.p现在进行时 am / is / are + being +p.p 过去进行时 was / were + being +p.p 现在完成时 have / has + been +p.p 过去完成时 had + been + been +p.p Need to be done/need doing,
