1. Lesson 17:
Summer is coming.
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刘 佳

2. 设疑自探： 1 How many seasons are there in a year？
2 How’s the weather in the different seasons?
3 What happens to trees in the different seasons?
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3. 设疑自探： 1 How many seasons are there in a year？
2 How’s the weather in the different seasons?
3 What happens to trees in the different seasons?
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4. 1 How many seasons are there in a year？
2 How’s the weather in the different seasons?
3 What happens to trees in the different seasons?
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5. 解疑合探： 1 How many seasons are there in a year？
2 How’s the weather in the different seasons?
3 What happens to trees in the different seasons?
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6. In winter，it’s cold and snowy . Many trees don’t have any leaves.
1 How many seasons are there in a year？
2 How’s the weather in the different seasons?
3 What happens to trees in the different seasons?
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7. In spring，the weather is warmer. Trees have new leaves.
Do you like spring flowers？
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8. Trees have cool，green leaves.
It’s hot in summer.
Trees have cool，green leaves.
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9. In fall，the trees lose their leaves. What colour are fall leaves ？
Yellow ，orange and red
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10. 质疑再探： What’s your favourite season? Why？
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11. 拓展运用： 1 按要求填空： below（反义词）_______ above different （反义词）_______
Leaves (单数) _______
warmer（原形） _______
cold （反义词）_______ cool （反义词）_______
snow(形容词) _______
above
same
leaf
warm
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hot
warm
snowy

12. In winter，it’s _______ （冷而多雪）. Many trees don’t have any leaves.
2 在横线上填入适当的单词
cold and snowy
In winter，it’s _______ （冷而多雪）.
Many trees don’t have any leaves.
In spring，the weather is_______（更温暖）. Trees have_______ （新的树叶）.
It’s ____（热） in summer.
Trees have ____（凉爽的），green leaves.
In fall，the trees ____（失去）their leaves.
warmer
new leaves
hot
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cool
lose

13. Homework： 小作文： What’s your favourite season?
What do you like to do in the season ？
What do you wear in the season ？
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14. Bye-bye!
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