Lesson 7: Looking Back & Project
Unit 11: OUR GREENER WORLD
I. Vocabulary
1. Add more words to the word weds below:
Reduce
paper
gas
rubbish
water
Reuse
water
clothes
envelopes
bottles
Recycle
can
rubbish
glass bottles
paper
Example:
A: Can we reduce water use?
B: Yes, we can.
A: How?
B: Don`t take a bath.
2. In pairs, ask and answer questions about the 3Rs:
Reuse
Recycle
Give them to people in need
Clean and refill them with water
Use them to decorate our study corner.
Use the to make new vases of flowers
Reduce
Write on both sides of a sheet of paper
Turn the tape off when brushing teeth
reduce water
3. a. Complete the words or phrases:
1. d_ _ _r_ _ _a_ _ _ _
5. _o_ _ pollution
4. n_ _ _e pollution
3. _ _t_ _ pollution
2. a_ _ pollution
1. deforestation

2. air pollution

3. water pollution

4. noise pollution

5. soil pollution

makes fish die

makes animals` home disappear
causes sleeping problems

causes lack of food

makes the Earth warmer

air pollution

noise pollution

deforestation

water pollution

soil pollution
b. Match each word or phrases from a with an effect below to make a sentences:
II. Grammar:
1. If the Earth (be)______warmer, the sea level (rise)________.
2. If the sea level (rise)______, some countries (disappear)______________.
3. If we (reduce)_______ soil pollution, we (have)__________ enough food to eat.
4. If we (not have)__________ enough food, we (be)_______ hungry.
5. If we (be)_____ hungry, we (be)_______tired.
4. Write the correct form of each verb in brackets:
is
will rise
rises
will disappear
reduce
will have
don’t have
will be
are
will be
5. Combine each pair of sentences below to make a conditional sentence - type 1.
1. Students recycle and use recycled materials. They save energy.
2. We use the car all the time. We make the air dirty.
3. You save electricity. You turn off your computer when you don`t use it.
4. People stop using so much energy. They want to save the environment.
5. You see a used can in the road. What will you do?
If students recycle and use recycled materials, they will save energy.
If we use the car all the time, we will make the air dirty.
You will save electricity if you turn off your computer when you don`t use it.
People will stop using so much energy if they want to save the environment.
If you see a used can in the road, what will you do?
III. Communication:
6. Work in groups:
Good bye class