初中九年级上册英语课件-U2--Topic-1-u2t1Section-A.ppt

1、初中九年级上册英语课件-U2-Topic-1-u2t1Section-A预习检测 n.蜜蜂 n.蝴蝶 n.肮脏，杂乱 n.羞耻，羞愧 det.&pron.几个，数个 v.倒出，流出 adj.丢弃的 v.浪费 n.村民，乡下人 v.破坏，摧毁 砍倒 v.污染 n.天啊，啊呀cause a lot of pollution(un.)Dont cut the trees/them down.Oh,my goodness.bee butterfly mess shame several pour waste villager destroy cut down pollute goodness poll

2、ute sth.污染某物污染某物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.What could you see there?We could see bees and butterflies dancing.beebutterfly Was the West Hill beautif

3、ul before?a place withbeautiful flowersmany hillsgreen treesWhat a shame/mess!The flowers and grass have gone!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.不见了，消失了不见了，消失了Is it beautiful now?W

4、hat has happened there?P27 1a mp3waste waterwaste paperWaste water.浪费水。浪费水。Dont waste paper.不要浪费不要浪费纸。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。放废水。There bedoing sth 有有在做某事在做某事e.g.There are some people waiting for the bus at t

5、he 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.1b Listen to 1a and mark the words with P(Past)or N(Now)._ beautiful _ butterflies _ dirty _ grass _ terrible _ factory _ bees _ fresh _ clean _waste waterPPNPNNPPPN1a Listen,look and say.1c Read 1a and complete the sentences in

6、the table.Then retell 1a to your partner.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

7、 and butterflies dancingThe flowers and grassso dirtyterriblechemical factorieswaste waterEverything合作探究1.两只蝴蝶两只蝴蝶 （一只苍蝇）（一只苍蝇）2.看见某人正在做某事看见某人正在做某事 （扩展（扩展:看见某了做了某事）看见某了做了某事）3.真脏乱！真脏乱！真可耻！真可耻！4.几家化工厂几家化工厂 （总结：（总结：several的用法）的用法）5.有某人某物正在做某事有某人某物正在做某事 (请举例句请举例句)6.把把.倒进倒进7.举例说明举例说明waste的用法的用法two butter

8、fliesseveral+cn.(pl)/days 几天几天There be sb.doing sth.a fly 一只苍蝇一只苍蝇see sb.doing sth.see sb.do sth.What a mess!/be in a messWhat a shame!several chemical factories There is/are.pour.into.waste(adj.)water,Dont waste(v.).,Its a waste(n.)of time.3 A.Listen to the sentences and number the pictures.1.Peopl

9、e _ _ _ too many trees,so I dont 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.List

10、en again and complete the sentences.have cut downhave gone have disappearedhave beendont live happilywas cleanis too dirty2 Work in pairs.Look at the pictures and make up conversations similar to the example with your partner.Example:A:There were lots of flowers and grass when I visited the village

11、last year.B:But now the flowers and grass have gone.A:What has happened here?B:The villagers have destroyed them.lake/fishfactory/pollutehill/treesfarmers/cut downvillage/flowers and grassvillagers/destroy请注意观察一般过去时与现在完成时的区别：请注意观察一般过去时与现在完成时的区别：考考你 用过去时或完成时填空用过去时或完成时填空:1:She _(leave)home an hour ago

12、.2:I _(have)lunch and Im not hungry now.3:They _(live)there for three years.left 总结总结:一般过去时强调动作发生在过去并已结束，未提一般过去时强调动作发生在过去并已结束，未提及对现在的影响。现在完成时强调对现在的影响及过及对现在的影响。现在完成时强调对现在的影响及过去开始持续到现在的动作去开始持续到现在的动作.have had have lived 请注意观察一般过去时与现在完成时的区别：请注意观察一般过去时与现在完成时的区别：4 Work in groups and talk about pollution i

13、n a place you are familiar with.The following sentences may help you.ago,it was Now,have/has gone.What has happened?Everything has changed.Oh,my goodness!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.Im sorry I

14、cant go shopping with you.I am ill._ A.What a mess!B.What a shame!C.What a pity!D.B and C()3.Dont _ water.We must save every drop of it.Sorry,I wont do it again.A.waste B.throw C.play D.leaveCDA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 f

15、lowers and trees in the park _ (go).3.Everything _(change)in the past few years.4.Pandas dont 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 beenha

16、d1.Express exclamation:What a mess!What a shame!Oh,my goodness!2.Know the differences between Simple Past and Present perfect.It was a beautiful place.Everything has changed.1.Some words:bee,butterfly,mess,shame,several,pour,waste,destroy,pollute,goodness2.Some phrases:see sb.doing sth.pourinto.3.Some sentences:There aredoing Homework1.Read 1a.2.Write a passage according to Part 4.3.Finish Section A in your workbook.4.Preview Section B.Thank you.