高二英语下学期Unit 20 language points课件 人教(通用)

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1、Language Points,Boys and girls,may I have your attention please? It is reported that bird flu has broken out in parts of the world and therefore it is very important for us to know how to protect ourselves against it,It is reported that,broke out,protect,against,The following are some dos and donts

2、suggested by expert. Dont go sightseeing in any place where the disease has been discovered. Stay away from birds such as ducks ,hens, cocks and geese, which are most likely to get affected with the disease,suggested by,stay,away from,are most likely to,If you want to buy the meat from the market, d

3、o ckeck that they are safe. Whats more, make sure that the food such as chicken is cooked at a high temperature. Dont forget to open the windows regularly so as to keep the air inside fresh and clean. To keep fit, take more exercise and have a good rest every day. If proper measures are taken as exp

4、ert suggested, bird flu can be prevented successfully,Whats more,2. He was buried on his left side with his face to the north. 被埋葬时,他侧身向左,脸朝北。 (1) on: 支撑 He was on his feet in no time. 他很快就站了起来。 2. He was on his hands and knees searching for something. 他正趴在地上找东西。 Can you stand on your head ,2) bury

5、vt. 埋葬 Many men were buried underground when there was an accident at the mine. 矿上发生意外事故时,许多矿工都被埋在地下,bury oneself in 专心致志于, 埋头于(in) be buried in thought 沉思,He buried himself in his work,Buried in his book, he didnt notice me entering the room,短语,pin sb. against the wall pin sb. down to a promise be

6、neat as a (new) pin not care a pin not worth a pin on ones pins on pins and needles pin down pin up pin ones hopes on someone for two pins,使某人无处可逃 逼人履行诺言 十分整洁、干干净净 毫不在乎 一文不值 活着;身体健康 坐立不安;如坐针毡 使受约束;阻止,牵制 把钉在墙上 寄望某人,对某人抱 有信心。 不必浪费口舌,2). 情态动词have done,must/may/might+have done (肯定) 对过去事实的推理,I cant find

7、my pen anywhere. I must have lost it,can +have done 表示对过去事实疑问和否定的推测,He cant have finished the work so soon. Its strange that he is late. What can have happened to him,could + have done 意为“过去能够,而事实上却没有”,表示一种遗憾,He always works hard. He could have passed the exam,should / ought to +have done 意为“过去应该但没有

8、”,有责备对方的意思,You should have told me the news an hour ago,shouldnt / oughtnt to +have done 意为“过去不应该,却”,意在责备对方,You shouldnt have told him the news. He was nearly sad to death,neednt + have done 意为“过去本没有必要.却,There was plenty of time, she neednt have hurried,might+have done 表示“过去本可以.却没有,They might have g

9、iven you more help, though they were busy,1.Jack _yet, otherwise he would have telephoned me. mustnt have arrived B. shouldnt have arrived C. cant have arrived D. need not have arrived,C,2.I stayed at a hotel while in New York. Oh,did you?You _with Barbara. A. could have stayed B. could stay C. woul

10、d stay D. must have stayed,A,3) clothing, clothes, cloth的区别,a. cloth表示“布”、“衣料”,是不可数名词。如: She bought some cloth to make herself a dress. 表示用作某种特殊用途的布(如:桌布,台布,揩布等),是可数名词。如: Clean the windows with a soft cloth,b. clothes 和 clothing 均可表示“衣服”,用作“衣服”的 统称。但在用法上有差别: 1.clothes 是一个没有单数形式的复数名词, 其前不可加 不定冠词,也不可加

11、数词,但可用 some, these, those, many, few 等词修饰。如: 正:those clothes / few clothes / many clothes 误:a clothes / two clothes / three clothes 2. clothing 是不可数名词。如: They wear very little clothing. 他们衣服穿得很少,3. 比较而言:clothes 的含义比较具体, 而 clothing 的含义则比较抽象。 从语体上看,clothing 比 clothes 更正式。比较: I changed my clothes. 我换了衣

12、服。 He is washing his clothes. 他在洗衣服。 Our clothing protects us against the cold. 我们的衣服可以御寒。 We are well provided with food and clothing. 我们吃得好,穿得好。 若不考虑其细微区别,两者常可换用 (注:一个是复数,一个不可数)。如: He spent a lot of money on clothes /clothing. 他花了许多钱买衣服,5. a bow and a dozen arrows for,dozen 的用法,1) 与数词或many, severa

13、l 等连用时,复数不加-s,2) dozen 前有基数词表示确切数字时,一般不与 of 连用: 如:two dozen eggs 但dozen 后的名词前有the, their, his等词修饰时, 要用of. two dozen of my books,6. Next to them lay a cushion stone, upon,地点状语提前,谓语动词be, stand, sit, lie, run等动词的句子要用全部倒装。此时要注意主谓一致的问题,In the front of the stage stood a singer. On every piece of paper was

14、 a picture of a horse. Along the wall stand four big book cases. On the ground lay a sick goat. At the foot of the mountain runs a river,7. spare adj. 备用的;额外的;多余的;剩下的 a spare room a spare tire spare time,spare vt.匀出;分出 spare no efforts 不遗余力 Can you spare me just a few minutes,in ones spare time 在某人闲

15、暇的时候,预备的房间,备用轮胎,Excuse me, may I ask you some questions? -Sorry, Im too busy and havent even a minute to _. (00上海) A. spend B. spare C. share D. stop 2. They started off late and got to the airport with minutes to _. (05 湖北) A. spare B. catch C. leave D. make,B,A,to spare 固定表达,“剩余的,我只剩下了10元钱,I have

16、only 10 yuan to spare,8. Archaeologists tend to believe that this man was,tend to 1) 倾向于,有某种趋势,Laziness tends to poverty. 懒易致穷,It tends to rain here a lot in spring,2)tend 照管;护理,相当于look after He tended his daughter carefully during her illness,Janet _ get angry if you disagree with her. willing to B. gets ready to C. tends to D. leads to,C,9.The biggest stones weigh 20 tons and came from a place not very far. weigh作为动词,主要表达以下几种含义: 1.表示“称(重量)” 1)Let me weigh it. Its quite

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