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一、复习导入：
听写下列单词：
go skating take a walk
play the violin go boating
play ping-pong play tennis
go shopping have a rest
师生自由会话：
教师拿出一些环保图片和同学们讨论，引导学生说：The bird is sad because it lost its home and the fish is sad because the water is dirty.Our home is becoming worse and worse,so we should care for our earth.
二、新课展示：
1.新授短语 pick flowers
T: Look. What are these?
Ss: They are flowers.
T: What color are they?
Ss: They are ...
T: In which seasons can we see many flowers?
Ss: Spring and summer.
T: Well. We can see many beautiful flowers in the
garden. I want to pick some flowers and take
them home. Can I do that?
Ss: No.
T: No. We can’t pick flowers
2.教授短语 cut down trees
T: Look at these chopsticks.
What can we do with them?
Ss: We can eat with them.
T: Well. People often use them in our daily life,
but where are they from?
Ss: They are from trees.
T: Yes. Trees are cut down to make chopsticks.
Usually, we use them only once. Every year,