Unit2Topic1SectionA.ppt

Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems.Section AA: Where have you been/traveled?B: I have been/traveled to ...Have you ever had a picnic?Kangkang, Jane, Maria and Michael are planning a picnic for Sunday.They will go to the West Hill.1b Listen to 1a and mark the words with P (Past) or N (Now).____ beautiful ____ butterflies ____ dirty ____ grass ____ terrible ____ factory ____ bees ____ fresh ____ clean ____waste waterPPNPNNPPPN a place withbeautiful flowersmany hillsgreen treesWhat a shame/mess! The flowers and grass have gone!What can you see there?We can see bees and butterflies dancing.beebutterfly Is the West Hill beautiful?The flowers and grass have gone! Oh, my goodness. What a mess!Look! There are several chemical factories pouring waste water into the stream.= have disappeared.Is it beautiful now?What has happened there?P27 1a mp3waste waterwaste paperWaste water. 浪费水。

浪费水Don’t waste paper. 不要浪费纸不要浪费纸wasteadj.v.There are several chemical factories pouring waste water into the stream.有几家化工厂正在往小溪里排有几家化工厂正在往小溪里排放废水 There be…doing sth… ……有有……在做某事在做某事e.g. There are some people waiting for the bus at the bus stop. 倒出；倾泻倒出；倾泻pour… into… 把把……倒入倒入……e.g. Pour red wine into the glass.1c Read 1a and complete the sentences in the table. Two years agoNow1. It was a _______________.2. There were _______________________.3. The air was _______________________ and you could see _______________________.1. ___________________ have gone.2. The water is ________and smells ___________.3. There are several ________________ pouring _______________ into the stream.4. _____________has changed.beautiful placelots of flowers and grassfresh and the water was cleanbees and butterflies dancingThe flowers and grassso dirtyterriblechemical factorieswaste waterEverythingNow, it’s time for you to show youself ! Perform 1a with your partners. 3 A. Listen to the sentences and number the pictures.5 53 32 21 14 46 61. People _____ _____ _____ too many trees, so I don’t have enough leaves to eat.2. I live in trees but now many trees _____ _____.3. I like leaves and grass, but now they _____ ____________. 4. I _____ _____ hungry for months because of less bamboo.5. Human polluted the sea, so I _____ _____ _____.6. The water _____ _____ many years ago. But it _____ _____ _____ for me to live in now. B. Listen again and complete the sentences.have cut downhave gone have disappearedhave beendon’t live happilywas cleanis too dirty用所给动词的适当形式填空。

用所给动词的适当形式填空1. When I entered the room, I saw Maria ________ (read) a Chinese book.2. What a shame! The flowers and trees in the park _________ (go).3. Everything _____________ (change) in the past few years.4. Pandas don’t have enough bamboos ________ (eat) now because of the pollution.5. — Where have they been? — They __________ (be) to the Great Wall. They _______ (have) a good time there the day before yesterday.readinghave gonehas changedto eathave beenhad单项选择单项选择( ) 1. Look! There are some boys ________ on the playground. A. play football B. are playing football C. playing football D. plays football( ) 2. — I’m sorry I can’t go shopping with you. I am ill. — ________ A. What a mess! B. What a shame! C. What a pity! D. B and C( ) 3. — Don’t ________ water. We must save every drop of it. — Sorry, I won’t do it again. A. waste B. throw C. play D. leaveHomework1. Read 1a.2. Write a passage according to Part 4.3. Finish Section A in your workbook.4. Preview Section B.Thank you.。