课件九年级Unit2Topic3SectionB

1、section b unit 2 saving the earthtopic 3 what can we do at home to protect the environment? say a sentence with say a sentence with and, or, butand, or, but & whilewhile like this one by one. like this one by one.a : i like english _ im good at it.b: i am good at english _ my good friend is good

2、 at history.c: english is so difficult _ its very important.d: we must study hard , _ we will fail the exam.andwhilebutorreusereducerecycle how do you sort the garbage youve collected on your own clean-up day.plastic bottles. paper bags and cups. lunch boxessoft drink cans, plastic bottles, waste pa

3、per, glass, paper bags and cups .what should you do if you would what should you do if you would like to be a greener person?like to be a greener person?we should sort the garbage. =we ought to sort the garbage. ought to 应该应该 情态动词情态动词 ought to +动词原形动词原形ought not to + 动词原形动词原形what should you do if yo

4、u would what should you do if you would like to be a greener person?like to be a greener person?we ought to plant more trees.you you should /ought toshould /ought to shut off the electricityn.电，电能电，电能关闭关闭e.g. you should / ought to shut off the electricity when you leave a room. distance 距离a short di

5、stance 短距离短距离a long distance 远距离远距离instead of 意思是意思是“代替代替”、“而不是而不是”instead of 后面常跟名词、代词和动名词后面常跟名词、代词和动名词instead of （doing） sth. 代替做某事代替做某事1. id like to walk to the school instead of _there by bike.a. go b. going c. goes d. to gob2.2.我要茶我要茶，不要咖啡，不要咖啡。ill have tea instead of coffee, please. 3.你应该做你的作业

6、，而不是玩游戏你应该做你的作业，而不是玩游戏。you should do your homework instead of playing games.you should/ought to ride a bike to school instead of taking a bus or a taxi.you should/ought to take a cloth bag when you go shopping. actions speak louder than words.remember some english idioms and try to use them often. e

7、asier said than done. 说起来容易做起来难。说起来容易做起来难。行动胜于言辞。行动胜于言辞。you ought to you d better dont 提建议的句型提建议的句型：1b listen to 1a and choose the 1b listen to 1a and choose the correct answers. correct answers. 1.jane and michael are mainly talking about _. a. why we should shut off the electricity when we leaveb.

8、 what we should use when we go shoppingc. how to be a greener person2. actions speak louder than words means _. a. words are not as loud as actions b. to do well is better than to say well c. actions can speak, but words cant do it cb1a look, listen and say. 1a look, listen and say. 1c read 1a and c

9、omplete the table.1c read 1a and complete the table.to be a greener person 1._when you leave the room. 2. if you travel a short _, you shouldnt _ , but _. so this helps to _ and _. 3. when you go shopping, youd better _ instead of using _. you ought to shut off the electricitydistancetake a bus or a

10、 taxiwalk or ride a bikesave energyreduce air pollutiontake a cloth bagplastic bagsretell it retell 1a like this: i would like to be a greener person. first i ought to shut off the electricity when i leave a room. second, id better walk or ride a bike instead of taking a bus or a taxi if i travel a

11、short distance. i will save energy and reduce air pollution. third, i will take a cloth bag when i go shopping. i wont use plastic bags. its easy to be a greener person. summarywe learn: 1. some words: action, distance, electricity 2. some phrases: 1.ought to 2. a short distance 3. shut off 4. in stead of 3. some useful sentences:(1)would you like to be a greener