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seedling n.幼苗
root n.根
step3:
put the roots of the seedling into the hole.
Cover the roots and fill the hole with dirt
step:4
Pack the dirt around the new tree with your feet.
step5
Topic 2: Why do we plant trees?
Because the environment pollution is serious.
When there is a dust storm in spring,it gets windy and dirty everywhere.
A lot of rich lands in the northern area have turned into desert.
Lessoning
Lesson the dialogue and write true or false.
1.Li Ming and Wang Mei were having a picnic on a farm.( )
2.They asked a teacher for help.( )
3.Wang Mei really liked the project.( )
F
T
T
Read and answer.
What are Li Ming and his classmates doing on March 12?
They are planting trees as a school project.
2. Why do many people come to plant trees?
Because the environment is changing and they want to do something to help.
3. What are the basic steps for planting a tree?
Role play
Fill in the blanks with the words or phrases.
fill with by the way dust storm turn into for sure cover
in the bottom of dig