II)-Rewrite the sentences, using the words in brackets. You can make some changes.

     1.            There are asthma, allergies and other respiratory illnesses when air pollution happens. (leads to)

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     2.            Aquatic life suffers or dies because there is thermal pollution. (because of)

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     3.            Water in the Cau River becomes brown and has terrible smell because the waste water is released from the paper mill in Thai Nguyen City. (so)

___________________________________________________________

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     4.            People use too much herbicide to treat weeds, so water in rivers, canals, lakes are extremely polluted and has bad effects on people’s health. (because)

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     5.            Many fish in the river die due to the increased temperature of water. (because)

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     6.            Because plastic bags take so long to decompose, nearly all of them still exist in the environment today. (so)

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I)-Complete the sentences, using the correct form of the words in brackets.

     1.            The soil becomes _______________ because of the use of so many pesticides and fertilizers. (contaminate)

     2.            _______________ waste spills can contaminate groundwater. (industry)

     3.            In many developing countries, water pollution is usually a leading cause of ________________. (die)

     4.            ____________ elements have been found in both ground and underground water sources. (pollute)

     5.            Fish and many other animals are killed by ______________ in their habitat. (pollute)

     6.            Astronomers are concerned about light pollution because they have __________ in viewing activities in the sky and outer space. (difficult)

VIII)-Fill in each blank with the correct preposition.

1.     Thousands of people were exposed _______________ radiation when the nuclear plant exploded.

2.     Waste water from many factories which is dumped _____________ water bodies directly causes water pollution.

3.     Land pollution is responsible for damage done _____________ natural habitat of animals.

4.     Americans throw ______________ twenty-eight and a half million tons of plastic in landfills every year.

5.     Scientists have come up _____________ new ways of saving energy.

VII)-Complete the sentences, using the correct form of the words in brackets.

1.     __________________ habitats have been destroyed in recent years. (nature)

2.     A number of cleaning products contain ______________ chemicals. (harm)

3.     Water samples collected at these villages were seriously ______________ with bacteria. (contaminate)

4.     People believe that the _____________ water has brought cancer to the local residents.

5.     Light pollution makes us _____________ to see the stars in the sky. (able)

6.     Noise is considered as ______________ pollution. (environment)

VI. Write a paragraph about noise pollution (definition, causes, effects, and solutions).

1.     Noise pollution/ any loud sounds/ either harmful or annoying/ humans and animals.

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2.     Generally/ noise/ produced/ household appliances/ big trucks/ vehicles and motorbikes/ on the road/ planes and helicopters flying over cities/ load speakers, etc.

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3.     Noise pollution/ cause/ stress/ illnesses/ hearing loss/ sleep loss/ lost productivity.

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4.     Health effects/ noise/ include/ anxiety/ stress/ headaches/ irritability/ nervousness.

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5.     Noise-producing industries/ airports/ bus terminals/ should/ located/ far/ living places.

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6.     The officials/ check/ misuse/ loudspeakers/ outdoor parties and discos/ as well as/ public announcement systems.

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)-Answer the questions, using conditional sentences type 2.

     1.            What would you do if you had a garden of your own?

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     2.            If you had one wish, what would it be?

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     3.            What would you do if you won €1 million?

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     4.            What would you do to make our school ground greener if you were the principal?

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     5.            What would you do if you were the Earth Hour Goodwill Ambassador?

IV)-Combine each pair of sentences, using conditional sentences type 1.

     1.            A person looks at the sky at night. He is not able to see the Milky Way by naked eye.

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     2.            Noise pollution happens regularly. It causes stress or nuisance.

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     3.            Water pollution gets more serious in the future. It affects the development of economy and society.

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     4.            Australia has invested in water in Viet Nam with good results. Half of the population in the rural areas has access to fresh water.

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     5.            You use compact light bulbs. You save a lot of energy.

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     6.            We have more space. We plant more trees.

People are worried about the greenhouse effect. Makes sentences in Conditional sentences type 1 with “If…, …will…”, using the cues given

the earth gets warmer

â

the sea gets warmer

â

the ice at the North and South Poles melts

â

the sea level rises

â

there are floods in many parts of the world

â

many people lose their homes

     1.            If the earth gets warmer, the sea will get warmer.

     2.            If the sea gets warmer,   

     3.            ____________________________________________________________

     4.            ____________________________________________________________

     1.            Unscramble these sentences

       1.1.         If / will / company / I / on / in / the / early / up / I / morning, / time. / to / go / get / my

       1.2.         he’ll / free / Should / have / he / tennis / play / time,

       1.3.         a / one. / get / you / If / you / need / I / can / ticket,

       1.4.         might / may/ / jogs / Henry / he / If / regularly, / weight. / lose

       1.5.         the / we’ll / hurry, / we / catch / If / bus

       1.6.         has / if / Peggy / go / she / in / time / afternoon. / the / shopping / will

       1.7.         watch / be / You / scary / this / will / sleep / to / not / film. / able / you / if

       1.8.         grass / If / rains, / get / the / will / wet / it

       1.9.         eat / am / I / get / hungry, / something / to / If / I / will

    1.10.        we / tomorrow / will / today, / home / a / having / party / be / go / If / we

     1.            Rewrite these sentences

       1.1.         Vegetarians don't eat meat.

If you're a vegetarian, ……………………………...

       1.2.         People who live in a cold country don't like hot weather.

If you live…………………………………………..

       1.3.         Teachers have to work very hard.

If you're a teacher, ………………………………….

       1.4.         People who do a lot of exercise stay fit and healthy.

If you ……………………………………………….

       1.5.         Mechanics understand engines.

If you're a……………………………………………

       1.6.         People who read newspapers know what's happening in the world.

If you ………………………………………………..