I. Read and complete the passage with the words in the box.

Most of us are familiar with air, water, and land pollution, but do you know that light can also be a (1)_________? Not many people know about this kind of pollution. Light pollution is the inappropriate or excessive use of artificial light and it can have serious (2) _________ consequences for humans, wildlife, and our climate. Light pollution is a side effect of industrial civilization. Its sources include building exterior and interior lighting, advertising, commercial properties, offices, (3) _________, streetlights, and illuminates sporting venues.

The fact is that much outdoor lighting used at night is inefficient, overly bright and, in many cases, completely unnecessary. This light, and the electricity used to create it, is being wasted by spilling into the sky, rather than focusing (4) _________ the actual objects and areas that people want to illuminate. Light pollution has negative impacts. It increases energy consumption, disrupts the ecosystem and wildlife and harms human health. (5) _________, concern about light pollution is rising dramatically. A growing number of scientists, homeowners, environmental groups and civic leaders are taking actions to restore the natural night.

II. Read the passage again and decide the statements are T or F.

1._____Light does not contribute to light pollution.

2._____Light pollution has many bad effects on humans and the environment.

3. _____Light pollution is a side effect of industrial civilization.

4. _____ Much outdoor lighting used at night is efficient.

5. _____Light pollution disrupts the ecosystem and wildlife.

I,

1.Many rivers and lakes are poisoned.Factoríe produce waste and pour it into rivers and lakes.

=>Because

=>Because of

2.They provided food then cleared up the debris.

=>After they 

3.The local people have to use water from the polluted river.They don't have enough fresh water.

=>If

4.I'm not you,but I think you should recycle these plastic carrier bags.

=>If I

5.All flights had to be cancelled as a rerult of the pilots' sudden strike. (so)

=>

6.You have to keep quiet if you want to stay here.

=>She told me that

II,

1.Water pollution/contamination/bodies/water/such as/lakes/rivers/oceans/groundwater.

2.America/celebrate/Thanks giving Day/Forth Thursday/November/since 1864/?/

3.Scotland/famous/its rich culture/well/its amazing/natural beauty/./

4.The Statue/Liberty/New York/is/monument/which/symbolize/freedom/./

III. Complete the passage with the words given in the box. There is one extra word. 
    help          them           money                as                clean               many
People are living longer, so there are more elderly people. Recently, more and more young people are community service. They do it in (21) _____ different ways. They come to the old people and help (22) _____ with their housework, (23) _____ the yard and doing gardening (24)________ well. They also provide the food, raise (25) _______ even paint the houses. We should support these volunteers to make a better society.

XI. Complete the passage with the words given in the box.

Mui Ne is located 24 kilometers north-east of the city of Phan Thiet. It is a fishing village as well as a (1)_________ tourism area in Binh Thuan Province. It is found on Highway No.106 and is famous for sweeping sand dunes and beautiful rows of palm trees. The (2)_________is shallow and sloped. The (3)_________ is clean and blue and the sun rarely hides behind (4)_________.

Beside beaches and sand dunes, there are also beautiful (5)_________such as Suoi Tien, the Ong Hoang Building and the Poshanu Cham Tower.

It has long been (6)_________the “Hawaii” of Viet Nam. It has (7)_________ roads under coconut trees, a beautiful beach and cliffs. The typical scenery of this place lies in the (8)_________lines of golden sand and when they are (9)_________ from distance, they look like moving (10)_________.

Complete the sentences with the words provided.

1. English/ speak/ all over the world

…………………………………………………………………………………..

2. The polluted water/make/fish/die.

……………………………………………………………………………………

3. If/ I be / you/I / do/ homework/ before/ playing games

……………………………………………………………………………………

4. Before / she/ listen/ music, / she/ do/ homework.

……………………………………………………………………………………

Fill in each gap with a suitable word to complete the following passage .

Rivers are on of the world’s most important natural resources. Many cities are on the large rivers, and (1)………….. every country has a least one river that (2)……….. an important part in the lives of its people. Besides transportation, rivers (3)………………..water for crops, water to drink , and recreation for people who live along their (4)………….. And in (5)………….to get water for crops, engineers sometimes build a dam (6)…………a river and let water become a lake behind the dam. Then people can use their water not (7)……………..to irrigate fields but also to make electricity for homes and industries. (8)………….the water often becomes polluted when cities on river bank grow (9)…………….and the number of industries increases. We are learning that it is necessary to (10)…………rivers clean if we want to enjoy the benefits of the natural resources.

I. Fill in the blank with the correct form of the word

1. What is the correct .............. of this word (pronounce)

2. Last week we have an ........... summer holiday ( enjoy)

3. The ............ of the project made me tense ( important)

4. You had better do some........... for the final exam ( revise)

5. ....................., her illness was more serious than we thought ( fortunate)

II. Fill in each gap with a suitable word to complete th following passage

Rivers are one of the world's most important natural resources . Many cities are on the large rivers, and (1)......... every country has a least one river that (2)............. an important part in the lives of its people . Beside transportation, rivers (3).......... water for crops, water to drink , and re creation for people who live along their (4).............. And in (5)............ to get water for crops , engineers sometimes build a dam (6) a river and let water become a lake behind the dam . Then people can use their water not (7)........ irrigate fields but also to make eletricity for homes and industries. (8)........ the water often becomes polluted when cities river bank grow (9) ............ and the number of industries increases. We are learning that it is necessary to (10) ....... rivers clean if we want to enjoy the benefits of the natural resources.

Complete the sentences about types of pollution
water ; water ; noise ; thermal ; land ; light ; air
1. _______ pollution happens when rivers, lakes and oceans are contaminated with harmful substances.
2._______ pollution makes the quality of the land worse.
3. _______ pollution happens when dust, smoke or gases go into the air and are harmful to humans, animals
and plants.
4. _______ pollution results in stress and hearing loss.
5. _______ pollution causes the death of water animals.
6. _______ pollution happens when your outdoor lights affect the comfort and health your neighbours.
7. _______ pollution changes the temperature of a lake, a river or an ocean.