Unit 2 saving the Earth
Topic 3 would you like to be a greener person? Section B
By Zhou Dan
?What kinds of things can we do at home to protect
the environment ? ?What can students do at school?
ought to Distance cloth Action Battery V.应该 n.距离 n.布 n.行动 n.电池
⑴ How many pieces of advice does Jane give in the dialog? ⑵Do you think it’s easy to be a greener person? ⑶What should we do to become a greener person?
First, you ought to turn off the lights when you leave a room. Second, you’d 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. Don’t use plastic bags.
? ? ? ? ? ? ? ? ? must can (could) may (might) shall (should) will (would) Need dare ought to Have to
? 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.
? ought not to do sth.=oughtn’t 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 oughtn’t to make a loud noise in public.
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.
? 1. _____ I go out to play now，Mum? No， you______ ． A．May，shouldn’t B．Can，needn’t C．Must，can’t D．May．mustn’t ? 2.Everyone ought___ a greener person. A is B be C to be D become ? . Fish _______ die without water． A．will B．should C．shall D．must
? 4.---______ I get you some food? ---No．thanks． A． Might B. Shall C. Will D. Ought ? 5. Will you sing a song at the party? No, I_________． A．wouldn’t B．won’t C．shouldn’t D．shall not
? Love me, love my dog. ? Seeing is believing. ? Everything comes to him who waits. ? One is never too old to learn. ? 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 understand
What time Where to go How to go What to do At 9:30 a.m. On the beach By bus Clean up the beach and sort the garbage
? Beach clean-up day 海滩清洁日 ? 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.
write a notice for Tree Planting Day, then report it in front of the class.
What time Where to meet How to go Lunch What to do 9:00 a.m. Outside the school gate By bus Take food and drink by yourselves Plant trees, collect garbage
Thank you !