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brush teeth
use…to…
should /should not water wood plastic
clean fruit wash clothes
多媒体课件
教学过程
1， Learn words
通过游戏“Guess!”来学“water, energy, trees, plastic.”
2, Review story time.
T: The Earth is hot and dirty.
So we should protect the Earth. But what should we do?
Ss:We should try to be “the Environment protector!”
Task 1:Give the name of the pictures:
T: 出示PPT
S1: save water.
S2: save energy.
S3: save trees.
S4: Don’t use too much plastic.
Task2: know“ how to protect the Earth?”
T: To protect the Earth, What should not we do?
Ss: We should /shouldn’t……..
学生讨论，师检验。
引入课题学生一起读课题。
T： 讲解语法知识。
S： 齐读 Grammer time 中的句子。
巩固，2人一组合作说说。
巩固练习。
Task 3 : know how to use things correctly.
根据课文回答。
T: What do we use water to do?