Lesson 45 Let’s sort garbage 教案

Lesson 45 Let's sort garbage
教案
1教学目标
1. New words and phrases: empty, litter, sort, waste, find, throw, collect, the least amount of, be made into … ,2·1·c·n·j·y
2. Make the Ss understand the meaning of text.
2学情分析
学生对环境保护这个话题很熟悉,但还没有提高到是自己的义务的这个高度,通过本课的学习,使学生从自身做起,对环境保护做贡献。
3重点难点
1. Make the Ss talk about how to sort garbage in English.
2. The Grammar: the usage of it
4教学过程
活动1【活动】温故互查
Fill in the blanks
1. Chemical wastes p______ the rivers and streams.21世纪教育网版权所有
2. The ship was l______ badly.
3. You should not w____ food when many people are hungry.
4. School should be surrounded by a pure and healthy e__________.
二、情境导入:
1. What do you do with your garbage?
2. What kind of things can be recycled and reused?21cnjy.com
三、阅读思考
Task1.Listening:
What does Jenny want to do to help Jenny?
What makes the most garbage?
What will Danny do with the toy car?
Task2.Reading:
Read the lesson and finish let’s do it 1
合作探究
Discuss the usage of these phrases.
1. People throw too much away!
. 去年雨水太多。There was __________ rain last year.
. 不要吃得太多, 否则你会生病的。Don’t eat ________, or you’ll get ill.www.21-cn-jy.com
2. There is the least amount of glass. the least amount of 意为“数量最少的……”【来源：21·世纪·教育·网】
The fastest team dropping the least amount of hot peppers wins.
3. It can be fixed.
can be done是含有情态动词的被动语态。
fix相当于mend和repair,意思是“修理,修补”,但fix较为口语化。mend除可以表示一般性修理外,还可以用来表示对衣服等进行修改或修补。21·世纪*教育网
4. It can all be recycled, and made into new glass.www-2-1-cnjy-com
be made into … 被制成……
He will make this skin into leather.他将把这张皮制成皮革。
四、自学检测 (见学思练)
Work in pairs and check the answers each other.
五、巩固训练 小组完成 (见学思练)
Work in groups and discuss some problems in it.
六、课堂小结:
Language points.
1. Jenny has emptied two bags of garbage onto the floor.
empty: v. 倒空 adj. 空的
The streets began to empty after midnight.午夜过后街上行人开始稀少了。21教育网
2. Can I help you sort it? sort: v. 分类
3. Almost all of it can be reused or recycled!
1) 此句为含有情态动词的被动语态,其构成形式为:情态动词(can / may / must / should) +be + 过去分词21·cn·jy·com
The flowers should be watered every day.花儿应该每天浇水。
2) re-是前缀,意思是“再,重新”。例如,rewrite, replay, reappear, rebuild, remarry等。2-1-c-n-j-y
reuse意思是“重新使用,再使用”
recycle意思是“使再循环;使……重新利用,重复利用”
拓展延伸(见学思练)
单项选择
( ) 1. Could you tell me ?
A. where does Li Lei work B. where did Li Lei work21*cnjy*com
C. where Li Lei works D. where Li Lei worked
( ) 2. She found nothing in the room,?
does she B. doesn’t she C. did she D. didn’t she
( ) 3. What could you do with it?
A.other B.another C.else D.anything
九、作业布置:
1. No.1-2 Preview the next lesson and make a new dialogue
2. No.3-4 Preview the next lesson and remember the words and phrases.
课后反思(反思成败,提出补救措施)