Unit 2 Saving the earth. Topic 3 What can we do to protect the environment？Section B 课件18张PPT无音视频

课件18张PPT。Unit 2 Saving the Earth Topic 3 What can we do at home to protect the environment? Section B the West HillTwo years agonowEverything has changed! In our daily life, there are many kinds of environmental problems! People are taking actions
to improve our environment.What about you?Would you like to be a greener person?
But how to be
a greener person?Where there is a will,
there is a way!有志者事竟成！ought to 应该 情态动词
ought to +动词原形
eg: We ought to be polite to the old.
否定：ought not to + 动词原形
Eg: You ought not to tell her the bad newsLanguage pointsYou ought to ride a bike to school. You ought to take a bus to school.You ought to take a cloth bag when you go shopping. Language points1c Read 1a and complete the table.You ought to shut off the electricitydistancetake a bus or a taxiwalk or ride a bikesave energyreduce air pollutiontake a cloth bagplastic bagsRetell it Retell 1a like this:J: would you like to….?
M: of course,… but what….
J: First, you…shut off……
M: Oh,…. What’s next?
J: Second, …. walk or ride a bike…..
M:….It will…..
J: Third, take a cloth bag…. Don’t use….
M： It’s easy to be a greener person.
J: Easier said than done
M: Well, …..
2 Other ways to become a greener person2 Choose the correct verbs or phrases to complete the statements. Then match them with the right pictures. shut off reduce grow recycle ride cover use______ waste. Don’t buy cups or boxes which can be used only once.
Save electricity. ________ the electricity when you are not using it.
________ boxes and plastic bottles.
________ fruit and vegetables yourself.
Try to ________ a bike when you travel.
_________ both sides of the paper.
__________ pans when you are cooking. ReduceShut off RecycleGrowrideUseCoverLet us be greener persons!let us protect our environment from now on!I can do it !
I must do it !
I will success!You ______ ______(应该) throw the rubbish into the garbage.
You should ______ ______(关闭)the electricity when you leave a room.
You’d better walk or ride a bike ______ _____ (代替) taking a bus or a taxi if you travel a short distance.
It’s so ______(容易) to be a greener person.
_______ _____ _____ _____ ________.
(行动胜于言辞) Exercises ought to shut off instead of easyActions speak louder than words How to Be a Greener Person?Now, ……First …………………………
Second ………………………….
Third………………………………….I believe ……… We learn:
Some words:
action, distance,electricity
2. Some phrases:
ought to, shut off
3. Some useful sentences:
(1)Would you like to be a greener person?
(2)First, you ought to turn off the lights when you leave a room.
(3)Easier said than done.
(4)Well, actions speak louder than words.
We Can: 1. Use the proper ways to protect
the environment in our life.
2. Talk about the greener life style. Sum Up
Finish 3 and 4 of Section B .
Write a passage “How to Be a Greener Person ”.
AssignmentThank you !