Lesson 18. Save the Earth

Lesson 18. Save the Earth

Learning ObjectivesAfter this lesson, students will be able to:

Lesson Objectives 2

1. Identify different environmental problems and how they affect the environment.

2. Analyze which activities can harm or save the earth.3. Use should and shouldn’t to determine activities that helps protect

the environment.4. Differentiate words of the same sound and choose the one that

completes the sentence.5. Arrange words to form sentences about the environment.6. Practice pronunciation of consonants /s/ and /th/.

Warm Up 3

What can you say about this picture of our planet?

Lesson 18. Save the Earth

Vocabulary Exercise 4

1 2 3

4 65

a.trashb.droughtc. deforestationd.air pollutione.plasticf. water

pollution

Lesson 18. Save the Earth

Reading Exercise 5

The environment is everything around us. Like the trees, the plants, the sky, the air, the seas, the rivers, the deserts, the forests and the animals.

Environment is very important for our life. If the environment is clean,people will be healthy. If the environment is not clean, people will be unhealthy and sick.

Some people throw rubbish in the rivers and seas. The rubbish pollutesthe water. We build a lot of factories. The smoke of the factoriespollutes the air. Unhealthy water and unhealthy air make people sick.

Recycling is using old thing again. We can use old plastics, paper and cloth again. Recycling helps people have less rubbish. Recycling keeps ourenvironment clean and healthy.

Lesson 18. Save the Earth

Reading Comprehension 6

Lesson 18. Save the Earth

1. The rivers are part of the environment.

2. Recycling is very important.

3. We can't use old things again.

4. Unhealthy environment makes people sick.

5. People can use paper many times.

6. Recycling keeps the environment clean.

7. Factories make the air unhealthy.

8. Unhealthy water can kill the fish.

Read the following sentences and write "True" or "False":

Should and Shouldn’t 7

Lesson 18. Save the Earth

Fill in the blanks with should and shouldn’t.

1. We _____ use

_____.

2. We _____ use

instead of

_____ transport.

3. We _____

_____ trees.

4. We _____

_____ the lights

when _____.

5. We _____ leave

the _____ running

when _____.

6. We _____

recycle _____.

Homonyms - Vocabulary 8

1. We should switch the lights ______ before sleeping.a. off b. of

2. There are ______ types of pollution.a. for b. four

3. Mt. Everest is a ______ mountain.a. hi b. high

4. There is a big ______ in the forest.a. fire b. pair

5. The planet’s temperature is rising because of global ______ .a. warming b. warning

6. You should ______ the habit of showering too long.a. brake b. break

Choose the correct word for each blank.

Lesson 18. Save the Earth

Sentence Building 9

1. My / uses / bags. / friend / recycled2. plant / People/ more / should / trees.3. water/ is / Saving / easy.4. can / should / garbage / there / everywhere. / more5. care/ animals. /of /We / to / need/ take 6. pollution / Water / harmful / is.7. make / Air / can / sick. / pollution /you

Lesson 18. Save the Earth

Speaking Drill 10

1. Do you help save the earth?2. Are you worried about your environment?3. What is the condition of our planet right now?4. Do people in your country care about their

environment?5. Do you think people are doing enough to help

save our planet? 6. Which is place is cleaner? the province or the

city?7. Do you drink bottled water?8. How often is garbage collected in your

neighborhood?9. What are some things that can be recycled?

Lesson 18. Save the Earth

Pronunciation Exercise 11

Lesson 18. Save the Earth

The End

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