《Green Living》SectionⅤ PPT课件

北师大版高中英语必修三《Green Living》SectionⅤ PPT课件，共26页。

记单词

Ⅰ.词缀助记派生词

1．名词后缀：-age, -er, -ity

①percent (adj.)→percentage

②contain (v.) →container

③major (adj.)→majority

④secure (adj.)→security

⑤pollute (v.)→pollutant

2．形容词后缀：-ial, -able

①office (n.)→official

②benefit (v.)→beneficial

③dispose (v.)→disposable

④suit (v.)→suitable

⑤value (v.)→valuable

3．副词后缀-ly

annual (adj.)→annually (adv.)

Ⅱ.合成词一族

①foot＋wear→footwear

②over＋flow→overflow

句型公式

1．It seems that...固定句型。

2．even though引导的让步状语从句。

课文整体突破

1.attitude n．看法；态度

Last August, city officials interviewed about 500 residents to find out people ’s attitudes to protecting the environment and what actions they had taken.(教材P40)

去年8月，市政府官员采访了大约500名居民来了解人们对保护环境的态度以及他们采取了什么行动。

Attitude is everything.态度决定一切。

We should develop a good attitude to/towards life.

我们应该树立良好的生活态度。

She has/takes a very positive attitude to/towards her work.

她工作态度非常积极。

2.majority n．大多数；多数；多数党；多数派 major n．& v．主修；专业

Also, the majority of residents had cycled or walked.(教材P40)

另外，大多数居民骑车或步行。

The majority of Chinese people have television.

中国大多数人都有电视。

Boys are in the majority in their class.

在他们班上，男孩占了大多数。

She majored in maths and physics at university.

她在大学期间主修数学和物理。

3.take part (in)参加

More than half of those who took part in the survey had done four of the five activities in the past month.(教材P40)

有超过一半参与调查的人完成了上个月80%的活动。

take part参加

take an active part in 积极参加

play an important part in 扮演重要角色；起重要作用

①A reception was held the other day, but few people took part.

几天前举行了一次招待会，但是参加的人不多。

②He takes an active part in the social benefit activities.

他积极参加社会公益活动。

③Friends play an important part in our lives.

朋友在我们的生活中起着重要的作用。

4.cut back on削减，缩减

...and more than two thirds (70%) had tried to cut back on the use of disposable packaging...(教材P40)

……并且超过三分之二(70%)的调查者已经尝试缩减使用一次性包装。

cut down砍倒；削减；压缩

cut in 插嘴

cut up 切碎；使痛心

cut off 切断；中断(通话，联系)；停止(水、电、气)供应

cut out 切掉；删掉

①He tried to cut down on smoking but failed.

他试图少抽烟，但没成功。

②Cut up the carrots before you put them into the pot.

把胡萝卜切碎后再放进锅内。

③With the main highway cut off, there ’s no connection to the rest of the country.

随着主要公路被切断，那里跟这个国家的其他城市没有任何的联系。

④I suggest that you cut out the unimportant details.

我建议你删除这些不重要的细节。