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(共15张PPT)
What can you see in the picture
Do you know the names of its parts
root
stem
leaf
What can you see in the picture
What is the title
Starting out
Look and think
Stop at any time !
1.What is he going to do
He is going to start work
in the plant.
2.Are there any real workers
in the plant
No, there isn't.
3.Why does the writer
use"workers"in the passage
The writer uses personification to make the passage more vivid and easier for the readers to understand.
What are the workers going to produce
Sugar and oxygen
What does "it " mean
Oxygen.
Why does animals and humans need Oxygen
They need it to breathe.
1. Look at the picture of a plant and match the words to it.
sugar
leaf
sunlight
water
Water from the root will 2.__________ to the leaf through the stem.
Sunlight and CO2 enter
the 1._______.
3.________, CO2 and sunlight will turn into 4.________ and oxygen. Oxygen is important to humans —they need it to 5._________.
How plants work
How plants work
Sunlight and CO2 enter
the 1._______.
Water from the root will 2.__________ to the leaf through the stem.
3.________, CO2 and sunlight will turn into 4.________ and oxygen. Oxygen is important to humans —they need it to 5._________.
Leaf
rise up
Water
sugar
breathe
Do the workers work at night
No, they don't .
...
shade protection
food Oxygen
Read loudly and clearly
Choose a another suitable title :
a How to make sugar
b How plants work
c Why plants are great
d Going to the green workshop
Read and choose
“How plants work” V.S. “Within a plant”
The word "plant" has two meanings: 植物&工厂。（pun双关）
Key phrases !
Must do:
Read the passage fluently;
Choose to do:
Make a poster to introduce how plants work, including the process and its importance.

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