Languagepoints.ppt

1、外研版 高一年级 (必修1) Module 5,cotton wool,nails,water,water,water,The nails havent rusted.,The nails do not rust.,The nails rust.,Iron doesnt rust in dry air.,Iron doesnt rust in air-free water.,Iron rusts in ordinary water.,Conclusion,Attention: result is what you see in a experiment; while conclusion is

2、 what you conclude according to the result.,Activity 7 Careful-reading: Fill in the chart,1. In the first part of the experiment, the _is dry, not wet. 2.It shows that iron _ when the air is dry.,Activity 6 Complete the sentences,air,doesnt rust,3. In the second part of the experiment, you must the

3、water to make sure there is no _ in it 4. You add _to the water because this keeps _out of it. 5. It shows that _ does not rust in water that has no _ in it.,air,oil,air,iron,air,1. Describe the stages of a scientific experiment. stage n. 阶段, 阶段, 舞台, e.g. She stood alone on the enormous stage. 她孤零零地

4、站在巨大的舞台上。 The disease is still in its primarystage. 这疾病仍然在初发阶段。,2. It is hard to think of a world without metals. 难以想象一个没有金属的世界。 it 在句中做形式主语，真正的主语是后面的不定式。 句型结构：It is + adj. (for/of sb)+ to do sth. 可用于此句型的形容词有：hard, difficult, easy, important, necessary, good, kind, helpful, sad, impossible,3. for ex

5、ample 例如 辨析： for example 举例说明，列举同类中的一个，可位于句首、句中或句末，用标点符号隔开。 take for example 以为例 set an example to sb=set sb an example 给某人树立榜样 班长为我们树立了好榜样,e.g. The monitor sets a good example to us. =The monitor sets us a good example.,4. equipment U. 设备 a piece of equipment 一件设备，一套设备 equip (vt.) equip . with . 配备

6、，装备 be equipped with 有的装备 e.g.: The soldiers are equipped with powerful guns.,5. react with 与发生化学反应,Iron reacts with water and air to produce rust. 铁与水和空气起化学反应而生锈。,6. The reaction of metals with these substances can be put in order. put sth in order 把某物按顺序排列 in order意为“井然有序的；整理好的” 。 e.g. She keeps t

7、he room in order. 她把房间整理得很好。 out of order 无序的,此外，in order还有“依照次序; (机器等）情况良好”的意思。,e.g. Call the names in order. 请依照次序叫名字。 My bicycle is in order. 我的自行车情况良好。,order n. 顺序;订单;命令;秩序 v. 命令;定购;点餐 e.g. Some teachers find it difficult to keeporderin their classes. He gave hisorderto the waiter. Heorderedthre

8、e new suits for himself. Iveorderedegg and chips for you. order sb to do sth 命令某人做某事 e.g. Dontorderitto runtoomuch. 不要命令它跑太多的路,7. at the top (of) 在顶部，在顶端 e.g. Write your name at the top of the paper. at the bottom (of) 在底部，在底端 e.g. There is a village at the bottom of the mountain. I find some coins

9、at the bottom of my bag.,8. form vt.形成，养成；n. 形式,方式,类型,表格 form the habit of 养成的习惯 eg: He forms the habit of doing exercises in the morning. in the form of 以形式 eg: All kinds of aids poured in the disaster areas in the form of money and substances. fill in/out a form 填表,9. aim 1) A few years earlier, h

10、e left for Poland with the aim of finding a job. aim n. 目标，目的; 瞄准 with the aim of doing sth. 2) His aim was not good and he didnt hit the bottle with his first shot.,3) He aimed at the bird, fired but missed it. aim vi. 瞄准 (at) 4) The company is aiming at training / to train everyone by the end of t

11、his month. 力争做到，可构成短语aim at doing sth. / aim to do sth.”。,5) The book is aimed at children under 5 years old. 6) These measures are aimed at protecting the environment. be aimed at .意思分别为“针对，对象是”和“目的是，旨在”。,10. find 与find out (1 find 指偶然经过一番经历而发现，强调寻找的结果。 find out 指经过研究、观察、调查而“找出（原因），查明（事实），发现（秘密、错误等

12、）” (2)find是指一种客观的结果，而find out指主观有意识的动作。 eg: After we asked several people ,we find out where Mr wang lived. 问过几个人之后，我们才发现王先生的住处。 You should find out the answer by yourself. 你应该自己去找答案。 I am looking for my book,but I may not find it. 我在找我的书，可是我可能找不到它。,11. Iron does not rust in air-free water. air-free

13、 adj. 没有空气的 n+free构成形容词,“无，免除”。 e.g. care-free 无忧无虑的; 无牵挂的 duty-free 免关税的 disease-free 无病的 worry-free 无忧无愁的,12. ordinary 1) Why is that T-shirt so expensive? I think its just an ordinary one, nothing special. 2) Once these were the houses of the rich; today they are sanitariums(疗养院) for ordinary peo

14、ple. ordinary adj. 普通的，一般的，平凡的,13. leave 使.处于某种状态 e.g. I was careless to leave the door open. leave+宾语+宾补 leave the door open leave the light on leave sb /sth alone 别管某人/某物 leave sb /sth doing 使持续 eg:The teacher leaves his students reading. leave sth done 使被做=have/get sth done eg:I left all of the w

15、ork done.,leave for 前往某地 leave for 离开前往 Leave sth/sb behind 忘了带，丢下 Dont leave any of your things behind. 不要把你的东西忘了。 Ive left my bag on the bus. 我把包丢在公交车上了。,14. result in 导致= lead to His carelessness resulted in his failure. 他的粗心导致了他的失败。 result from 因引起; 因发生; 随产生 His failure resulted from his careles

16、sness. 他的失败是由于他的粗心。 as a result 结果 as a result of 因为,15. conclusion n. 结论，决定 arrive at/ come to/ draw/ reach a conclusion 得出结论 in conclusion = to conclude 总之,16. Half-fill a test tube with water fill with 使满；填满 e.g. He filled the bottle with water. 他把瓶子装满水。 Her eyes were filled with tears. 她热泪盈眶。 Th

17、e result filled his heart with despair. 这样的结果使他心中充满失望。,17. Add some oil to the water. add . to . 把添加到上； add to 增加，增添； add up to 总共有，意味着。 Thats all I have to say. Is there anything that youd like to _, Terry? A. talkB. require C. addD. deliver,各色太阳伞给夏日的街头平添了活泼 的气氛。(add to) Colorful umbrellas add to a

18、 lively atmosphere in the summer streets.,The engine of the ship was out of order and the bad weather _ the helplessness of the crew at sea. A. added to B. resulted from C. turned out D. made up,18. This will keep air out of the water.,keep sb./sth. out of 意为“把.阻止在外；使不进入”。,e.g. Keep that dog out of

19、my study. 别让那条狗进我的书房。 She wore a hat to keep the sun out of her eyes. 她戴着帽子摭阳, 保护眼睛。,Exercises,1. 在图书馆，图书通常是按作者姓氏的第一个字母顺序排列的。 In the library, books are usually put in the order of the first letter of the writers surname. 2. 他桌子上的书摆放整齐有序。 The books on his desk are in order.,Translate the following se

20、ntences.,3. 请按照正确的顺序将下列单词排列。 Please put the following words in the correct order. 4. 我们这次是按照年龄顺序而不是按照身高站队。 This time we stood in line in the order of age instead of in the order of height.,Finish the following sentences. 1. _ _ _ _ (很难想象) what a world without electricity is like. 2. We _ _ _ _ (得出这个结论) that hed been lying. 3. Dont _ _ (混合) the two kinds of vegetable seeds. They are much alike.,Its hard to imagine,came to the conclusion,mix up,4. _ (目的是的一个实验) finding out how copper _ _ (反应) water will be done next lesson. 5.