课件22张PPT。Then and nowUnit 4Let’s check
Let’s wrap it upgrassdining hallgymbadmintongo cyclingice-skateStep 1 Lead inWhat did you do last weekend?Let's singChanges are all around us.
Talk about the changes below.Step 4 Let’s practiceStep 2 PresentationChen Jie was short.
Now she is 1.5 metres tall.It was an egg.
Now .it is a henIt was raining.
Now .it is sunnyIn summer, the tree was green.
Now .the tree is yellowThere was a building before.
Now .there is a parkThe cat was on the chair.
Now the .cat is under the chairCross out the words you didn't hear.
gym dining hall grass
cycling ice-skating badminton×××Step 3 The main points描述人或物过去和现在的不同情况：
Chen Jie was short. Now she is 1.5 metres tall.
It was an egg. Now it is a hen.Talk about yourself.Step 4 Let’s practiceStep 5 Test in class1. He ____ play the piano before.
A. doesn’t
B. isn’t
C. couldn’t单项选择。C2. Do you ____ eat?
A. want to
B. want some
C. want a A3. Do you like to ____ a bike?
A. rides
B. riding
C. rideC4. My sister liked _____ cycling before.
A. going
B. goes
C. goA5. It _____ snowing in the morning, but now it
is sunny.
A. is
B. were
C. was CStep 6 Conclusion重点句型：
In summer, the tree was green.
Now it is yellow. It was an egg.
Now it is a hen. Step 7 Homework1.读本单元Part B Let's talk Let's learn 各3遍。
2.完成本课时的配套练习。
3.预习Part C Story time。
