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1) Solve the following crossword.
Across
1. Dirty ............. causes breathing problems.
4. Things you throw away because you don’t need them are called ..............
7. You can take these bottles to the factory to .............them.
8. Please .............your envelopes.
Down
2. If you .............the time for you shower, you will save a lot of water.
3. Loud .............can annoy people.
5. You can make flower vases from old ..............
6. Fish die when .............in lakes, rivers and oceans is dirty.
ĐÁP ÁN:
Across:
1. Dirty air causes breathing problems.
4. Things you throw away because you don’t need them are called rubbish.
7. You can take these bottles to the factory to recycle them.
8. Please reuse your envelopes.
Down:
2. If you reduce the time for you shower, you will save a lot of water.
3. Loud noise can annoy people.
5. You can make flower vases from old bottles.
6. Fish die when water in lakes, rivers and oceans is dirty.
2) Read each way for preventing pollution and match it with a suitable picture.
WAYS TO SAVE THE ENVIRONMENT
1. Put rubbish in the right bin.
2. Have a shower instead of a bath.
3. Reduce, reuse and recycle.
4. Plant more trees.
5. Use reusable bags when shopping.
6. Turn off the lights when going out of the room.
7. Don't smoke.
8. Don't throw rubbish into the river.
ĐÁP ÁN:
1.f | 2.h | 3.c | 4.g | 5.e | 6.a | 7.d | 8.b |
3) Write a / an or the.
1. We have .............cat, .............dog, and .............goldfish as pets.
2. .............Earth is the third planet from ............. Sun.
3. My grandfather is .............astronaut and my father is .............pilot.
4. Do you live in .............house or .............flat?
5. Do you have .............umbrella in your car?
ĐÁP ÁN:
1. We have a cat, a dog, and a goldfish as pets.
2. The Earth is the third planet from the Sun.
3. My grandfather is an astronaut and my father is a pilot.
4. Do you live in a house or a flat?
5. Do you have an umbrella in your car?
4) Complete the following conversation by putting in the correct positive or negative forms of the verbs in brackets.
Vy: What are you doing, Mi?
Mi: I’m writing a paragraph about the ways to save our environment.
Vy: Let me see. (Vy reads Mi’s writing.). If you (1. take).............instead of a bath, you (2. save).............water.
Mi: Can you give me some more ideas?
Vy: Sure. If you (3. cycle).............more, there (4. be).............less air pollution.
Mi: Why?
Vy: It’s simple. If you (5. cycle)............., you (6. produce).............fumes. If there (7. be).............fumes, the air (8. be) .............cleaner.
Mi: I see. I have another idea. If people (9. plant).............more trees, there (10. be) .............floods.
Vy: That’s right. (Vy looks at her watch.) Oh, it’s five already. If I (11. not hurry) ............., I (12. be).............late for my English class. Bye, Mi.
Mi: Bye, Vy.
ĐÁP ÁN:
Vy: What are you doing, Mi?
Mi: I’m writing a paragraph about the ways to save our environment.
Vy: Let me see. (Vy reads Mi’s writing.). If you (1) take instead of a bath, you (2) will save water.
Mi: Can you give me some more ideas?
Vy: Sure. If you (3) cycle more, there (4) will be less air pollution.
Mi: Why?
Vy: It’s simple. If you (5) cycle, you (6) won’t produce fumes. If there (7) aren’t fumes, the air (8) will be cleaner.
Mi: I see. I have another idea. If people (9) plant more trees, there (10) won’t be floods.
Vy: That’s right. (Vy looks at her watch.) Oh, it’s five already. If I (11) don’t hurry, I (12) will be late for my English class. Bye, Mi.
Mi: Bye, Vy.
5) Use the words to make a first conditional sentence. Make necessary changes and add some words.
1. If / burn rubbish, / produce harmful smoke.
2. If / reuse bottles, / save a lot of money.
3. If / use recycled paper, / save / trees.
4. If / plant trees in the schoolyard, / school / greener place.
5. If / rubbish bin in every class, / classroom / cleaner.
ĐÁP ÁN:
1. If you burn rubbish, you will produce harmful smoke.
2. If you reuse these bottles, you will save a lot of money.
3. If students use recycled paper, they will save a lot of trees.
4. If students plant trees in the schoolyard, their school will be a greener place.
5. If there is a rubbish bin in every class, the classroom will be cleaner.