初中英语仁爱科普版九年级上册Topic 2 All these problems are very serious.教学演示ppt课件

这是一份初中英语仁爱科普版九年级上册Topic 2 All these problems are very serious.教学演示ppt课件，共23页。PPT课件主要包含了work for ，为而工作，帮助宣传信息 ，减少人为浪费，纸的两面，Reuse，帮助某人做某事，塑料袋，Recycle ，回收再利用等内容，欢迎下载使用。

prtectin n. 保护；防卫 rganizatin n. 组织；团体；机构 reduce n. 减少；缩小；降低 reuse n. 再用；重新使用 recycle n. 回收利用；再利用 plastic adj. 塑料的 can n. 罐子
D yu knw hw these kinds f pllutin affect ur envirnment?
What shuld we d t imprve ur envirnment?
What d they mean?
Are yu a greener persn?
Which day is the Wrld Envirnment Day?
What can we d at hme t prtect the envirnment?
We shuld reduce the waste we prduce. Fr example, we shuld use bth sides f paper and reuse plastic bags.
(A jurnalist is interviewing Jane abut envirnmental prtectin)Jurnalist: Hi, Jane. Culd I ask yu a few questins?Jane: Certainly.Jurnalist: We all knw that yu are wrking fr anrganizatin that prtects the envirnment. Can yu tell us what yu are ding there?Jane: Well, my main jb is t help spread the message abut prtecting the envirnment. Fr example, the three R's-- reduce, reuse and recycle—are very imprtant.
Jurnalist: S what can we d at hme t prtect the envirnment?Jane: We shuld reduce the waste we prduce. Fr example, we shuld use bth sides f paper and reuse plastic bags. Jurnalist: What can students d at schl?Jane: Recycling can prtect the envirnment, and it can save mney, t. S we encurage students t cllect waste paper and sft drink cans. Then we srt them s that they can be recycled.Jurnalist: Wnderful ideas! Thank yu!Jane: It's a pleasure.
1.We all knw that yu are wrking fr an rganizatin that prtects the envirnment.wrk fr … 为…工作；为…坚持不懈地努力eg: We shuld wrk fr ur mtherland t make her strnger and mre beautiful.我们应该为祖国坚持不懈的努力，使它变得更加美丽富强。拓展：wrk as 充当，担当；wrk n 从事（职业）；wrk ut 算出；wrk hard at…在…方面工作努力
2. My main jb is t help spread the message abut prtecting the envirnment. 我的主要工作是帮助宣传有关环保方面的信息。help sb.(t) d sth.帮助某人做某事help sb. with sth.帮助某人某事Can’ t help ding sth. 禁不止做某事Spread the message abut…宣传关于…的信息I helped my mther t d hmewrk yesterday.I helped my mther with hmewrk yesterday.
3. we shuld use bth sides f paper and reuse plastic bags. 我们应该双面使用纸张并且重复使用塑料袋。Bth sides f paper 纸的两面Plastic bangs 塑料袋
4. S we encurage students t cllect waste paper and sft drink cans. 所以我们鼓励学生收集废纸和饮料瓶。encurage sb. t d sth. 鼓励某人做某事Waste paper 废纸Sft drink cans 饮料瓶My mther encuraged me t take part in the sprt meeting.
5. Then we srt them s that they can be recycled.然后我们进行分类以便于进行回收利用。srt v. 整理，归类，分拣； n. 种类，（kind） srt letters 分拣信件srt the garbage 垃圾分类 S that 表目的，引导目的状语从句，相当于 in rder t 为了….也可引导结果状语从句;S…that…如此…以至于…引导结果状语从句He is s yung that he can’t lk after himself.
envirnmental prtectin
help spread the message
reduce the waste we prduce
bth sides f paper
重复使用
help sb.(t) d sth.
plastic bags
waste paper
sft drink cans
encurage sb. t d sth.
Can’ t help ding sth.
Listen t 1a and cmplete the table
prtect the envirnment
spread the message
Reduce the waste
waste paper
1c Read 1a and cmplete the sentences.
The three R’s ---______, ______ and _______ --- are imprtant. At hme, we can, fr example, use bth ______ f paper and reuse _____ bags. At schl, students are encuraged t _____ waste paper and ______________ because recycling can prtect the ____________ and _______ mney. Then we _______ them ______ they can be recycled.
sft drink cans
(1) We shuld use plastic bags as few as pssible.(2) We shuld thrw the garbage in the river.(3) We shuld reduce the waste we prduce.(4) We shuld use bth sides f paper.(5) We shuld thrw the plastic bags rather than reuse them.
Yu can nd r shake the head! Ndding the head means agreement. Shaking the head means disagreement.
(1) Yu nd yur head and it means agreement. (2) Hurry up, r yu’ll miss the train.(3) Water is imprtant but sme peple dn’t save it. (4) Sme peple prtect animals while thers kill animals.
Discuss the wrds underlined
①表示并列关系，用and（并且，和）nt nly…but als(不仅..而且..)He likes playing ftball and he plays well.I think recycling can nt nly prtect the envirnment but als save mney.
并列句是由并列连词r, and, but 和 while等，把两个或两个以上意思紧密联系的简单句连在一起的句子。结构：简单句+并列连词+简单句
②表转折，用but（但是）， while（而，然而，表转折，但更强调对比)She is gd at English, but her Chinese isn’t gd.I was cking while he was reading a newspaper.注意：thugh, althugh (虽然，尽管)不能和 but 连用。While表并列时意为“同时”③表选择，用r(或者，否则，要不然)…,用“r” 连接并列句时，两个简单句之间要用“,”Nw yu can have a rest, r yu can g t the cinema.Hurry up, r yu’ll be late.
1. Wuld yu like t g t the cncert with me tnight ?I’d lve t,_______ I can’t. I have a lt f hmewrk t d.r B. and C. but D. while2. D yu like t have Chinese fd _____ western fd ?r B. and I C. but D. s3. I like bth swimming _____ skating. They are s cl !A. r B. and C. but D. s4. Remember t return the bks t the library n time, ____ yu will be fined. A. r B. and C. but D. s5.My father was cleaning the rm, _____ my mther was cking.A. But B. and C. while D. r