I . use the correct form of the words in brackets .

1. Bell .............. demonstrated his invention ( success )

2. Mr . Phong made an ........................ to see us at two o'clock . ( arrange )

3. Thomas Watson was Bell's .................. , wasn't he ? ( assist )

4. I'll make ................ for the meeting tonight ( arrange )

5. There was still no ...................... on what to do next ( agree )

6. Ho Chi Minh City is an important .................... center ( commerce )

7. Michael Faraday made a lot of ............ in the field of electricity ( invent )

8. We're thinking of ............... to Australia . ( emigrate )

9. There was an.................. of paintings at the Art Gallery . ( exhibit )

10. your order is ready for .......................... ( deliver )

* Give the correct form of the words in brackets to complete the sentences.
1. He has a ………………………of the city’s photos in the past. (collect)
2. The ………………………of the Earth and the consequent climatic changes affect us all. (warm)
3. The police warned that it was ………………………to run around the neighborhood too early in the morning. (safe)
4. Teachers and other professionals are taking part in a campaign to eradicate ……………………….(literacy)
5. According to ………………………, Son Doong cave was formed around 2-5 million years ago.(geology)

* Give the correct form of the words in brackets to complete the sentences.
1. He has a ………………………of the city’s photos in the past. (collect)
2. The ………………………of the Earth and the consequent climatic changes affect us all. (warm)
3. The police warned that it was ………………………to run around the neighborhood too early in the morning. (safe)
4. Teachers and other professionals are taking part in a campaign to eradicate ……………………….(literacy)
5. According to ………………………, Son Doong cave was formed around 2-5 million years ago.(geology)

GIVE THE CORRECT FORM OF THESE WORDS

1. I know all the people who live in my....... NEIGHBOR

2.During his ..........the family lived in Cornwall CHILD

3.Mr.Minh has made an .............to see us at 3 o'clock ARRANGE

4.Bell ...............demonstrated his invention SUCCESS

5................,dark clouds appeared and it began to rain FORTUNATE

6.Every day,there are two .........from Da Nang to Ho Chi Minh city FLY

7.I like the city life because there are many kinds of.......... ENTERTAIN

8.My uncle often spends his free time doing volunteer work at a local...... ORPHAN

9.Relax for some minutes and you'll feel more........... COMFORT

10.She is one of the greatest.........to appear in this theater PERFORM

give the correct form of the words in CAPITAL to complete the sentences 

1. Mr Ninh (go) ............................. to work by car yesterday 

2. they enjoy..............................(lie) o the beach in the morning 

each sentences has a mistake.find it and correct it 

1. my mother do not like to eat out at weekends 

............................................................................

write the sentences,so that it has a similar meaning to original one

1. it is interesting to take part in outdoor activities 

taking part .......................................................................

Give the correct form of the verbs in the brackets to complete the sentences.

1) Why don't you let me____(show) you around the city?

2) In the army, all orders have to be_____(carry on) by the soldiers.

3) Harry______(bring up) by his grandparents after his parents had died in the accident.

Give the correct form of the words in the brackets to complete the sentences.

4) After several_____(succed) attempts we have finally done it.

5) The speaker showed his nervousness by the constantly______(straight) his tic.

* Give the correct form of the words in brackets to complete the sentences.
1. There are ………………………road signs in this city. (prohibit)
2. Playing the piano is one of his favorite ………………………. (relax)
3. She was a great ………………………to me when I was depressed. (comfortable)
4. Before you set your targets, make sure that they are ………………………. (achievement)
5. Building a new factory there would be ………………………disastrous. (environment)

* Give the correct form of the words in brackets to complete the sentences.
1. There are ………………………road signs in this city. (prohibit)
2. Playing the piano is one of his favorite ………………………. (relax)
3. She was a great ………………………to me when I was depressed. (comfortable)
4. Before you set your targets, make sure that they are ………………………. (achievement)
5. Building a new factory there would be ………………………disastrous. (environment)

II. Complete the sentences, using the correct form of the words in brackets. 1. Light pollution make us to see the stars in the sky. (able) 2. Noise is considered as pollution. (environment) 3. The soil becomes because of the use of so many pesticides and fertilizers. (contaminate) 4. waste spills can contaminate groundwater. (industry) 5. habitats have been destroyed in recent years. (nature) 6. A number of cleaning products contain chemicals. (harm) 7. Water samples collected at these villages were seriously with bacteria. (contaminate) 8. People believe that the water has brought cancer to the local residents. (pollute) 9. In many developing countries, water pollution is usually a leading cause of . (die) 10. elements have been found in both ground and underground water sources. (pollute) 11. Fish and many other animals are killed by in their habitat. (pollute) 12. Astronomers are concerned about light pollution because they have in viewing activities in the sky and outer space. (difficult)