大兴七中 初二英语组 王丽影

Ask and answer YouPeterMary make the bed take out the trash A :Have you/has Peter…yet? No,I haven’t.(He /She hasn’t.) Ask and answer B B: Yes,I have.(He/She has.)

send out heavy smoke pollute the air

cut down trees and build restaurants

kill wild animals and eat them

throw trash into the water make the water dirty

Letter 1 Letter 2 Letter 3 Letter 4 Lesson 40 What have they done so far?

5. pick up 7. take turns doing sth. 1.so far as well 6. car pools 卖给某人某物 也，还 捡 轮流做某事 直到现在迄今为止 sell sb. sth.sell sth. to sb. 汽车合用组织 ( 合伙搭车） 4. at the same time 同时 9.instead of 代替，而不是 Useful Phrases 8. the number of … … 的数量

In my school,we decided __________ old newspapers to recycle them. ____ ____we have ________ nearly a ton !We ____the newspapers ____a paper recycling company and we ____the money _____buy sports equipment for the school.The program has been very successful and so we have _______to start collecting plastic and glass bottles _____ ______. Letter 1 Listen to letter 1 and fill in the blanks : to collect Sofar collected sellto useto decided aswell

Environmental project Things they have done Effect Plan Read Letter 1 and Fill in the form Letter 1 Recycling collected newspapers nearly a ton collect plastic and glass bottles as well sell them for money and buy sports equipment for the school

Retell the letter with key words Letter 1 decide to collect So far have collected sell…to a paper recycling company start collecting

Listen and circle True or False. 1.Trees are important because they give us clean air. True False 2.So far we have planted about fifty trees. True False thirty Letter 2

Read and answer the questions 1. What have they done around the school buildings and near the school gates ? Letter 2 They have planted about thirty trees. 2. Why do they plant trees ? They want to make the school look more attractive and helping the environment at the same time.

Retell the letter with key words Letter 2 trees give us clean air have planted make …look …help

Listen and answer 1.What program have they organized ? They have organized a program to clean up public parks in the city. Letter 3

Read and circle True or False. 1.Every month, all the students meet at the park and pick up the trash. True False 2.So far they have visited thirteen parks. True False Volunteers three Letter 3

Retell the Letter with key words Letter 3 organize a program clean up meetpick up have visited be going to visit

Listen and answer In order to reduce the air pollution, what have they done ? They have organized car pools. Letter 4

Environmental project Things they have done Effect Plan Read Letter 4 and Fill in the form car pools organized car pools reduce the number of cars coming to school each day Letter 4 Set a good example and hope more students will follow them

Retell the letter with key words Letter 4 drive …to form groups take turns organize car pools increase air pollution reduce the number of increase air pollution

water pollution

air pollution

noise

环保小卫士

collect old batteries /old paper /old books /bottles and glasses Good for environment waste paper/food /water Bad for environment Distinguish 分辨 spit/smoke in public draw pictures on the walls

turn off taps tight /lights/fans/taps tight /air conditioners if/when you leaveair conditioners throw trash about ride bikes instead of taking cars organize car pools use one-off chopsticks /lunchboxes/plastic bags

What should we do collect batteries /waste paper /old books /bottles and glasses turn off taps tight when… turn off lights when… turn off fans /air conditioners if... put rubbish into different kinds ride bikes instead of taking cars organize car pools plant trees /flowers pick up trash in parks keep the classroom and school clean and tidy use one-off chopsticks /lunchboxes waste water /paper/food throw trash about use plastic bags smoke (in public ) spit in public draw pictures on public walls. cut down trees School Activities to protect the Environment What shouldn’t we do

假设你们成立了一个环保小 组 ，已开展了一些活动，还 制定了一些计划，请根据环保 活动附表，小组讨论你们已做 过的，你们还没做的。你们将 要做的。号召别人不要去做的。 并把讨论结果写在下表内. Discussion and writing

Things you have done Things you haven’t done Things you will do Things you call on( 号召） others not to do We have planted trees. We haven’t organized car pools. We will pick up the trash in the park. We call on others not to spit in public.

If everyone makes a contribution to ( 为 … 做贡献） protecting the environment,our world will be more beautiful !

Summary 1.Some useful phrases 2. Four letters 3. The activities to protect the environment

Homework Make a survey about what your family members have done to protect the environment, What they haven’t done to protect the environment Write a passage about it. Preview the next lesson

Thank you for listening ！ Thank you for listening ！ （此课件为首届全国中小学教师技能大赛获奖课件）