冀教版英语九年级全一册 Unit 5 Lesson 25 Let’s Do an Experiment! 课件(共14张PPT)

(共14张PPT)
Unit 4
Look into Science！
Do you think what will happen
Lesson 25
Let’s Do An Experiment!
掌握重点单词及短语。
复习巩固一般将来时。
会运用英语描述实验过程。
通过做实验，培养热爱科学的人生观和价值观。
Learning Aims
Vocabulary
科学
theory n.
experiment n.
实验；试验
fill v.
scientific adj.
jar n.
upside n.
prove v.
observe v.
method n.
广口瓶；罐子
理论；学说
装满
证明；证实
上部；上边
观察；监视
科学的
方法；办法
science n.
Listen and
Find out


◆How do they do the experiment (steps)
◆What do Brian and Danny need when they do the experiment
fill…with…;
cover…with…;
turn…upside down.
water, a jar, a piece of cardboard
1.
2.
3.
What will Brain do
2. Why does Danny say they should do this experiment outside
3. What’s Brain’s theory
QUESTIONS
Read the text and answer the questions.
He will do an experiment.
Because Danny thinks the floor will get wet.
Brian is sure the floor won’t get wet.
Main Sentences
1. I fill a jar with water. 我用水把瓶子装满。
fill …with…用…装满……
He has filled his case with many books.
他已经把书装满了箱子。
cover…with… 用……盖住……
upside down 的意思是“向下翻转过来”.
You hold the book upside down. 你把书拿倒了。
right side up 是“正面朝上”的意思
That picture is upside down.
Repeat how to do
the experiment
1.Fill the jar with water.
2.Cover the jar with a piece of cardboard.
3.Turn the jar upside down.
The force of the air will keep the water
in the jar.
Theory :
New words:
Science, scientific, experiment, fill , prove, method, theory, jar, observe
Phrases :
be filled with ＝be full of cover …with… / be covered with…
turn …upside down
SUMMARY
1. He ______ the stockings ______ Christmas presents. （用…装满）
2. My mother is holding the book ______ ______ . （倒着）
3. My brother ________ the glass _______ a piece of glass.(用…覆盖）
filled
with
upside down
covered
with
巩固练习
（分层作业）
All of the students recite the
new words and key points.
Write a passage how to do an experiment .
2. Number5,6做导学测评基础题.
Number1,2,3,4做导学测评基础，能力和拓展题。