II семестр
UNIT 8. SAVE YOUR PLANET!
LESSON 86
LET'S BRUSH UP OUR GRAMMAR
Цели: совершенствовать навыки употребления лексических единиц в грамматических структурах разных времен и употребление союзов и предлогов, совершенствовать навыки устной речи и письма; развивать внимание и сообразительность; воспитывать бережное отношение к природе.
PROCEDURE
1. Warm-up
How long do you think litter lasts? Choose the correct answer.
1) traffic ticket
a) 2-4 weeks
b) 3 months
c) a year
2) banana peel
a) 2 months
b) 6 months
c) 15 days
3) wool sock
a) 6 months
b) 1 year
c) 5 years
4) wooden stake
a) a year
b) 4 years
c) 13 years
5) painted wooden stake
a) one year
b) 5 years
c) 13 years
6) wax paper cup
a) a year
b) 3 years
c) 5 years
7) tin cans
a) 50 years
b) 100 years
c) 25 years
8) aluminum cans
a) 500 years
b) never
c) 75 years
9) plastic containers
a) up to 500 years
b) up to 100 years
c) up to 200 years
10) glass bottle
a) 100 years
b) up to 500 years
c) never
Key: 1 a, 2 b, 3 b, 4 b, 5 c, 6 c, 7 b, 8 a, 9 a, 10 c.
2. Reading and speaking
Here are some causes of pollution and actions needed to stop them. Match the parts A and B.
A |
B |
1) From the burning of coal, gas and oil. |
a) ...destroy the air |
2) The gases from chemical fertilizers and rubbish. |
b) ...to stop acid rain |
3) The gases from aerosols. |
c) ...nearly 6 billion tons of carbon dioxide enter the atmosphere every year |
4) South American, Asian and African Countries |
d) ...add to the Greenhouse Effect |
5) The use of natural energy of the sun, sea and wind. |
e) ...must conserve their rainforests |
6) We must make our power stations and factories cleaner. |
f) ...will help to slow down global warming |
3. Grammar practice
Do Ex. 1, p. 136.
4. Speaking Work in pairs.
Make up short dialogues using this chart.
Example
- What is the cause of air pollution?
- I think, it's smog.
- What should we do?
- In my opinion we should perfect our factories.
The causes of pollution |
Results |
Actions needed to stop them |
Bad breath Smog
Burning trees
Gases from tall правильном трубы до
of factories and power
stations
Aerosols (CFC)
Acid rain
dumping
rubbish |
the greenhouse effect
breaking up the
ozone layer
global warming
health problems
the shortage of water
poisons in food |
to improve cars
to use unleaded petrol
to use aerosols which haven't got any CFC in them
to control litter
to invest money into perfection of factories
to save water
to ban dumping into the rivers
to dispose rubbish in proper places |
Do Ex. 2, p. 136.
5. Grammar practice
Do Ex. 3, p. 136.
6. Reading
Do Ex. 4, p. 137.
7. Speaking
Do Ex. 5, p. 137.
8. Summary
1) What can people do to prevent the ecological disaster?
2) What is it necessary to do to make our city better to live in?
9. Homework
Ex. 6, p. 137.