iit ai1 power_point

S.2 English LanguageLongman Elect JS2B

Unit 8 The Environment

How much do we love the earth?

A polluted earth

What is meant by ‘polluted’?

A polluted earth

What is meant by ‘polluted’?“To make unclean”

Different kinds of pollution

Let’s listen to some descriptions on different kinds of pollution from the internet.

http://www.epd.gov.hk/epd/english/envir_education/envir_explorer/explorer.html

A_ _ pollution

Different kinds of pollution

Air pollution

Different kinds of pollution

______ pollution

Water pollution

______ pollution

Land pollution

______ pollution

Noise pollution

Let’s watch a video clip on how to protect our

environment by saving energy.

(Pay attention to the useful phrases.)

http://www.youtube.com/watch?v=oPkOFwaGKG0&feature=related

How can you consume less energy?

What are placed behind the two students?

What are placed behind the two students?

The recycling bin

Activity 1• You belong to one of the 6 groups.• Each group will be given some

figures.• You are asked to

1. Name the figure2. Put them into the correct place.Please come out and get 1 flip chart, 2 sign pens & 2 figures.

Now try to complete P.74 of your textbook.

Let’s watch another video clip with an English song on

the three R’s rule.

What do the three ‘R’s represent?

(Pay attention to the suggested ways on environmental

conservation.)http://www.youtube.com/watch?v=wtoeZ9Nkeqk&feature=related

The Rules of 3 ‘R’s•R – to use again•R – to cut down the number•R – to reprocess and use again

•R – Reuse•R – Reduce•R – Recycle

Activity 2What can you do?

Please suggest me some ways on protecting the environment and jot them down on the flip chart.

• In school –•At home –•With your friends –•On your own -

Language in giving suggestions

• We ‘must’ + an infinitive verb– an obligation, a duty, stronger– E.g. We must switch off he lights

when we leave the classroom.• We ‘should’ + an infinitive verb

– a suggestion, an opinion, less strong– E.g. We should take ride a bicycle

instead of driving a car.

What have we learnt today?

Let’s Talk About It

Which choice is important, a or b? Discuss your choices.

1. a. a place for animals to live b. a place for people to put their garbage

2. a. a clean ocean and beach b. an oil refinery

3. a. a natural forest b. a chemical factory

4. a. a swamp b. an airport

ASSIGNMENT1. Complete the vocabulary

worksheet. 2. Dictation: Unit 8 Vocabulary

book P.43-44.

Submission Date: 23rd May 2011 (Monday)