高中英语 Module 5 A lesson in a lab-reading课件 外研版必修1

1、A lesson in a lab,Module5,Learning Aims,Learn some new words and phrases about science 2）learn some knowledge about science 3）To improve ssreading skill 4)Learn to write a science report,1.What can you see in the picture? 2.What other words can you think of when you look at the picture?,science -sci

2、entific experiment,apparatus equipment,Bunsen burner,test tube,tube holder,tongs balance,crucible beaker烧杯 push.down leave.for,(2) half-fill.with., boil, put, add.to, keep.out of, leave.for,3.Jigsaw （线索）reading & Fill & say,4.Complete the sentences using what we learnt,In the first part of the exper

3、iment, the _ is dry. It shows that iron _ in dry air. In the second part, you must _ the water to _ _ that there is no air in it. _ some oil to the water can _ the air out of it. It shows that _ dont rust in _ water. In the third part, _ the tube with water. It shows that they rust in _ water.,air,d

4、oesnt rust,boil,make sure,Adding,keep,nails,air-free,half-fill,ordinary,5.Discussion,Do you like doing scientific experiments? What should you pay attention to （注意）when you are carrying out an experiment（做实验） in a lab?,6Language points,react with sth. 化学反应 to sth. 反应 eg. An acid can react with a bas

5、e to form a salt. How did your mother react to the news?,2.put sth. in order 按顺序排列 in order of 按的顺序排列 in order to do sth. 为了做某事 at the top of at the bottom of ,3.make sure of sth. that clause eg. I made sure of his arrival. Youd better make sure when and where the meeting will be held. 4.add to 把 加入

6、 add to 增加 add up 加起来 add up to 总计是,5.think 短语小结:,think about think over think of as think out think highly/much of think lightly/little of,考虑,仔细考虑,把看作,想出来, 想清楚,看重,轻视,_ and youll have a good idea. think it over B. think over it C. thinking of it D. if you think about it,6.leave,1. 他把衣服忘在操场上了。,He lef

7、t his clothes on the playground.,2.Who left the door _(开/关)? Who left the lights _(亮着)?,open / closed,on,3. Leave the girl where she is.,4. Just leave the engine _(run).,running,Homework : write a simple experiment report about potassium reacts with cold water,to find out if potassium reacts with cold water.,a breaker, cold water, a spoon, potassium,Half-fill the container with cold water.,(2) Put a spoonf