山西省河津市第二中学高一英语 《A lesson in a lab 》Reading1学案.doc

河津市第二中学高一英语学案：a lesson in a lab reading1【问题设计】reading and vocabulary (p44)step1 reading1. read the passage a and do activity 1and 22. 1.read the passage a and b again and do activity 3_6step2 language points :1.it is hard to think of a world without metals.it是形式主语,真正的主语为to think of a world without metals,这是英语中一个很重要的句型。it is +adj.+ to do 句型中it 作形式主语，真正的主语为动词不定式。it is hard to think of a world without friendship.在文中找出另一个it作形式主语的句子_2.when we use metals,it is important to know how they react with different substances.使用金属时,要了解金属和不同的物质如何发生反应,这一点很重要。 when引导_从句。it作形式主语，how 引导的从句作know的宾语。react with. 对起(化学)反应potassium reacts with oxygen easily. 钾和氧容易起反应。react to.对产生反应,回应the eye reacts to the light.眼睛对光会起反应。he didnt react to their words.他对于他们的话没作反应。react against. 反对/反抗. children tend to react against their parents by going against their wishes.3.the reaction of metals with these substances can be put in order.put.in order 把按顺序排列keep order 维持秩序 in good order 井然有序 out of order 顺序乱的;出故障的4.leave the tube for one week.leave v.使.处于某种状态.常用于“leave+宾语+宾补”如：leave it where it is.5.add vt. 加;加起来;添加;补充说vi. 增添;添加(常与to连用) 【典型例句】if you add three to seven,you get ten.3加7等于10。the news added to his enjoyment. 这条消息增加了他的快乐。 add up these numbers for me. 为我合计一下这些数字。 the cost adds up to 10 million yuan.成本总计达到一千万元。 add a to b 把 a 加到 b 上 add sth./that 补充说 add to 增加 add up 合计 adds up to 总计达到（某个数字）6.this will keep air out of the water.keep.out of 防止进入;使.置身于.之外 翻译：you should keep the dog out of the room._ i hope you will keep out of trouble while i am away. _7.here is a table with the metal that react most at the top,and the metal that react at the bottom.这是一个倒装句，正常语序是：a table with.is here.句式仿写：这里有你们的好消息。_good news for you.8.below is a description of a simple scientific experiment.这也是一个倒装句。当here,there,away,down,up,in,out,below,above等副词位于句首时，其后要用完全倒装形式，即将谓语动词置于主语之前。例如：here comes the bus. away he went. down it came.展示过关卡a级：掌握重点单词、短语和背诵课本p105的1-4的句子1. 对.起反应_ 2. 把.按顺序排列_3.在顶端_ 4.在底部_5.把.加到._ 6.防止某物进入_7.be supposed to _ 8. in conclusion_b级：背诵中的俩个倒装句c级：掌握倒装句的用法step 4.当堂检测1.try your best to _ their quarrel.a.keep back b.keep awayfromc.keep out of d.keep from2. i want to know how you react _my lecture. _on the whole,its very excellent,but i react strongly_the thoughts on human nature.a. to;with b.to;against c.with;against d.against;with3. all the things in the room were_,but she quickly _them _.a. in order;put;in order b.on order;place;in order c.out of order;put;in order d.by order;place;in order 4. dont leave the water while you brush your teeth.a. run b.running c.being run d.to run5. -whats the managers to our suggestion? -i dont know. he remains silent.a. reaction b.interview c.relationship d.impression6. put some balloons here to the festival atmosphere.a. make for b.add to c.add up d.add up to7. drinking more water is good to our health.a. boil b. boiled c.boiling d.to boil 8. these plants are quite .you can see them everywhere in the countryside.a. ordinary b.common c.normal d.usual 9. he was so _at the _news that he couldnt help letting out an_cry. a.astonished;astonishing;excited b.astonishing;astonishing;exciting c.astonishing;astonished;exciting d.astonished;astonished;excited10. everyone _wear a seat belt in the car a. is supposed to b. supposes to c. is supposed d. supposed to11. _,i d like to say thanks to all of your present.a. with conclusion b.in conclusion c. for conclusion d.to conclusion12.1. around twenty years ago, 80%of the population to earn their living by farming in china.a. was said b. were thought c. are reported d. has been told13. -i wonder if i could possibly use your car for tonight? - _ . im not using it anyhow.a. sure, go ahead b. i dont know c. yes, indeed d. i dont care14. here _the president.