《Keep our city clean》PPT(第一课时)
第一部分内容：Introduce
Answer questions：
What makes our city dirty?
______makes our city dirty.
What can we do to keep our city clean?
We can _______.
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Keep our city cleanPPT，第二部分内容：Words
clean /kliːn/
形容词,表示“干净的、整洁的”。
常用短语：clean up 打扫干净
Clean Room 洁净室
eg：Liu Tao’s hands are clean.
刘涛的手是干净的。
小练习：clean（反义词） dirty
make / meɪk/
动词,表示“使…变得”。
常用短语： make the kitchen beautiful
使厨房变得漂亮
eg：On Saturday I make our house clean.
星期六我把我们的家变得干净。
小练习：（ ）We _______our classroom clean.
A. make B. do
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Keep our city cleanPPT，第三部分内容：Expressions
Look at these pictures of our city.
看我们城市的这些照片。
“Look at”是“look”和介词“ at”组成的动词短语。
eg：Look at the sky， it’s very blue.
看看天空,非常蓝。
小练习 : _____the flowers. What beautiful flowers!
A. Look at B. Look
What makes our city dirty?
什么是我们的城市变脏？
make...dirty使......变脏。
make sth.+adj表示某物是怎样的。
eg: who makes our city dirty?
谁把我们的城市变脏？
小练习 : What ____our house clean?
A. make B. makes
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Keep our city cleanPPT，第四部分内容：Expand
关于时间的名言
Time is money. 时间就是金钱。
Time flies. 光阴似箭日月如梭。
Time has wings. 光阴去如飞。
Time is a file that wears and makes no noise. 光阴如锉,细磨无声。
Time undermines us. 莫说年纪小人生容易老。
Summary
clean make dirty
air factory rubbish
messy dead keep
bin more
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Keep our city cleanPPT，第五部分内容：Exercise
( )1.Let’s go to work_____metro.
A. take B. in C. by
( )2.We can move the flower away_____the classroom.
A. of B. to C. from
( )3.What_____our air dirty?
A. make B. makes C. making
( )4.Helen_____to school yesterday.
A. walk B. walks C. walked
( )5.My father can_____the basketball on his head.
A. put B. play C. puts
( )6.--_____the river dirty?--yes.
A. Does B. Do C. Is
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Keep our city cleanPPT，第六部分内容：Homework
Recite the article.
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