Module 3 Unit 5 Water Writing
导学案
学习内容：Unit 5 (Writing)
学习目标
1.认读和理解单词 continue,experiment,form,以及短语dry up, be made of.
2.学会正确使用流程图来描述事物发展的过程。利用流程图来描述 一个实验。
教学重难点
教学重点 运用流程图促进写作能力的提高。
教学难点 使用流程图来描述事物发展的过程。Learning by yourself:(Well begun is half done.)
Task 1:Translate these phrases.
describe the pictures stir the water
an interesting experiment. becomes part of water
a glass of water heat the water
some salt a white cloud
Task 2:Translate these sentences.
Add some salt to a glass of water.
The salt disappears and becomes part of water.
It is made up of small drops of water. Continue to heat the water.
The water starts to dry up.
The salt turns into crystals.
Task 3.Check the answers in class.
Understanding.
做实验要分步骤来完成，并且有一个先后顺序，描述实验时可以适当地使用 first, next, then 和finally等使文章条理清晰。
First...（首先......）, next...（接下来......）, then...（然后......）, finally...（最后......）.
Class Activities
Task 1.Understanding.
In pairs, discuss what the boy is doing in the pictures.Write a short passage about the experiment you have made.Finish off the exercise on page 67.
Task 2.Check the answers in class.
HOMEWORK
根据课堂内老师和同学对习作的点评，修改自己的文章。
(共17张PPT)
An interesting experiment
What shall we do
Watch the steps of the experiment carefully.
Talk about each step of the experiment in English.
Retell the steps of the experiment.
Try writing the steps of the experiment.
Look at the picture, where is it
A laboratory
They are doing an experiment.
Do you like doing experiments
Now let’s do an interesting experiment.
Watch carefully!
How do I do the experiment
a glass of water
Think: What do I need
salt
fire
sticks
iron support
STEP ONE
STEP TWO
STEP THREE
STEP FOUR
In groups, watch carefully, talk about the four pictures and describe the four steps in your own words.
A
STEP ONE
Add some salt to a glass of water.
STEP TWO
Stir the water.
The salt disappears and becomes part of water.
STEP THREE
Heat the water.
You can see a white cloud.
It is made up of small drops of water.
STEP FOUR
Continue to heat the water.
The water starts to dry up.
The salt turns into crystals
做实验要分步骤来完成，并且有一个先后顺序，描述实验时可以适当地使用 first, next, then 和finally等使文章条理清晰。
First...（首先......）, next...（接下来......）,
then...（然后......）, finally...（最后......）。
Understand
the water starts to dry up
Then stir the water. The
salt disappears and becomes part of the water. Next,
heat the water. You can see a white cloud. It is made
up of small drops of water. Continue to heat the water.
B
Write a short passage about the experiment you have made.
Explore truth, seek knowledge and you’ll understand reasons.
(探索 求知 明理)
