仁爱九年级英语unit2topic3sectionB.ppt
Topic 3 would you like to be a greener person? By Zhou Dan Section BUnit 2 saving the Earthlead-in；oWhat kinds of things can we do at home to protect the environment ?oWhat can students do at school?New words,ought toDistancecloth ActionBatteryV.应该n.距离n.布n.行动n.电池Listening questions;What should we do to become a greener person? How many pieces of advice does Jane give in the dialog?Do you think its easy to be a greener person? First, you ought to turn off the lights when you leave a room.Second, youd better walk or ride a bike instead of taking a bus or a taxi if you travel a short distance.Third, take a cloth bag when you go shopping. Dont use plastic bags.Answers,情态动词o must o can (could) o may (might)o shall (should)o will (would) o Needo dare o ought to o Have toImportant points,o 情态动词，ought to + v.(应该，应当) ，无人称和时态的变化。eg,1）肯定形式，我们应该尊敬老人。We ought to be polite to the old.你应该帮助你的妈妈做些家务。You ought to help you mother do some housework.2)否定形式，o ought not to do sth.=oughtnt to do sth.eg, 你不应该告诉他这个坏消息。You ought not to tell her the bad news. 我们不应该在公共场合制造噪音。You oughtnt to make a loud noise in public.3)一般疑问句，eg, 我应该告诉她这个坏消息吗？Ought I to tell her the bad news?Yes, you ought to.No, you ought not to.我们应该那样做吗？Ought we to do like this?Yes, we ought to.No, we ought not to.practice,o 1. _ I go out to play now，Mum? No，you_ AMay，shouldnt BCan，neednt CMust，cant DMaymustnt o 2.Everyone ought_ a greener person. A is B be C to be D becomeo . Fish _ die without water Awill Bshould Cshall Dmusto 4.-_ I get you some food? -NothanksA Might B. Shall C. Will D. Oughto 5. Will you sing a song at the party? No, I_ Awouldnt Bwont Cshouldnt Dshall notMottos,o Love me, love my dog.o Seeing is believing. o Everything comes to him who waits. o One is never too old to learn. o Time and tide wait for no man. 爱屋及乌 百闻不如一见 功夫不负有心人 活到老学到老 时不我待2a, Read and understandWhat timeWhere to goHow to goWhat to doAt 9:30 a.m.On the beachBy busClean up the beach and sort the garbageImportant points,o Beach clean-up day 海滩清洁日o on time 按时 准时 in time 及时eg, please finish your homework _. please get to the station_, or you will miss the station.Home work,write a notice for Tree Planting Day, then report it in front of the class. What time9:00 a.m.Where to meetOutside the school gateHow to goBy busLunchTake food and drink by yourselvesWhat to doPlant trees, collect garbageThank you !
