牛津深圳初中英语七下《Module2 Unit 4 Save the trees.》PPT课件Period 2.ppt

,Unit 4,Oxford English,Module 2 Mans best friends,Save the trees,Period 2,Reading(2),1,Checking-up,Why are trees so important in our daily lives?,2,Revision,Read a paragraph about the importance of trees.Complete it with appropriate words.,Trees make our lives more c_.For example,the w_ in your pencil,the paper in your notebook and the f_ in your house all c_ from trees.Trees take in h_ gases from the air and p_ oxygen,so they are very u_.It is hard to i_ a world without trees.,onvenient,ood,urniture,ome,armful,roduce,seful,magine,3,Comprehension,Answer the following questions with information from the conversation between Rebecca and Dr Jones.,What does Rebecca want to know?How do trees keep the air clean?Where does tea come from?What is usually made of wood?,4,Comprehension,Facts about trees,important,millions of,cutting down,furniture,fruit and oil,papers and pencils,tea,5,Brainstorming,Our promises,In groups,talk about what you can do to save trees.,Our promises,I promise to write on both sides of the paper!I promise not to cut down trees!I promise to plant more trees in the future!I promise not to use throwaway chopsticks!,6,Strategy study,Using suffixes to guess meanings,-ful,Look at these two sentences.Do you know the meanings of“useful”and“harmful”?,Trees give us a lot of useful things.Trees take in harmful gases from the air.,“Useful”and“harmful”both end in-ful.It is a suffix meaning“full of”.,Can you guess the meanings of the following words?,hopeful,helpful,Can you give some more examples?,H,Homework,1.抄写短语：come from，in fact，look around，(be)made of。2.思考Comprehension D2的问题Why does Rebecca say“I cant imagine a world without trees”?。3.完成练习册第58页Reading B的练习。,