using "because":

We can not swim in this part of the river because of highly polluted water.

--->........Because highly polluted water of the river, we can't swim in ..................

using "because of:

1.She can not work hard because she is very old.

-->........Because of being old, she can't work hard...................................

2. He left to school because his life was hard.

Because his life was hard, he left school

 37. We cannot swim in this part of the river because the water is highly polluted. 

38. Mr. Minh has been admired since he dedicated all his life to protecting environment.

39. Lan was sick so she didn't go to school 

??? 40.A lot of Viet Namese people have the custom to buy sugar cane on New Year's Eve 

37. We cannot swim in this part of the river because the water is highly polluted.

I.Choose the best answer:
1. Do you fancy a ( game / part / match / play ) of tennis this afternoon.
2. I have always ( regarded / considered / thought/ known ) you as my best friend.
3. I ( practice / do / make / train ) sports to keep fit , not because I like them.
4. This is ( by far / by ear / by sight / by law ) the most difficult job I've ever had to do
5.We should learn about keeping the enviroment ( pollute / polluting / polluted / unpolluted).

II.Give the correct form of verbs.
1.They can't swim in this part of the river because the water is highly ( pollute )....POLLUTED.......
2. We were proud that our team just ( win ) ......HAS JUST WON...... the first award of the competition.
3. A weather ballon ( can / mistake ) ...CAN BE MISTAKEN........... for an alien spacecraft.

I.Choose the best answer:
1. Do you fancy a ( game / part / match / play ) of tennis this afternoon.
2. I have always ( regarded / considered / thought/ known ) you as my best friend.
3. I ( practice / do / make / train ) sports to keep fit , not because I like them.
4. This is ( by far / by ear / by sight / by law ) the most difficult job I've ever had to do
5.We should learn about keeping the enviroment ( pollute / polluting / polluted / unpolluted ).

II.Give the correct form of verbs.
1.They can't swim in this part of the river because the water is highly ( pollute ) polluted
2. We were proud that our team just ( win ) won the first award of the competition.
3. A weather ballon ( can / mistake ) can be mistaken for an alien spacecraft.

Rewrite the sentences:

1/ Take plenty of food, you may be hungry on the long trip (case)

=>in case of being hungry on the long trip ,you take plenty of food

2/ Because of the highly polluted water, we can't swim in that part of the river (since)

=>Since the water is highly polluted, we can't swim in that part of the river

3/ They were unable to finish their game of tennis because of a heavy shower

=> A heavy shower prevented them from finishing their game of tennis

1. My uncle cooks very well at a famous restaurant

=> My uncle is a good cook at a famous restaurant

2. He is a skillfull soccer player

=> He plays soccer skillfully

3. Hoa is a very hard-working student

=> Hoa studies very hard

4. They designed fashions cleverly

=> They were clever fashions designers

5. We can't swim in this river because the water is highly polluted

=> Because of the pollution of the water , we can't swim in this river

6. He faild the exam because of not learning the lesson carefully

=> Because he didn't learn the lesson carefully , he failed the exam

7. We all admire this woman because she is wise

=> Because of this woman's wisdom , we all admire her

Exercise 2:Combine each pair of sentences to make one sentence, using the words given in brackets
1.Lang lieu couldn't buy any special food. He was very poor. (Because) Because Lang Lieu was very poor, he could not buy any special food
2.During Tel, Vietnamese people buy all kinds of sweets. They make Chung cakes as well. (so) During Tet, Vietnamese people buy all kinds of sweets and they make Chung cakes as well.
3,The Hung king temple Festival was a local festival. It has become a public holiday in Viet Nam since 2007. (however) The Hung King Temple Festival was a local festival; however, it has become a public holiday in Viet Nam since 2007.
4,At the mid-Autumn Festival, kids can sing, dance, and enjoy mooncakes. Every child likes it very much. (Therefore) At the Mid-Autumn Festival, kids can sing, dance, and enjoy moon-cakes;therefore, every child like it very much.
5,The water is highly polluted. We cannot swim in this part of the river. (Because) We cannot swim in this part of the river because the water is highly polluted

#trannguyenbaoquyen

1, because i am heavy, i can't play volleyball

Rewrite these sentences by using "BECAUSE"

1.   I cant play volleyball bacause of my height 

→............Because I am heavy,I cant play volleyball .................

2.   We can ' t swim in this part of the river because of highly polluted water 

→...........Because the water pollution is high,We can ' t swim in this part of the river ..................

3. We spent the whole day in the garden because of lovely weather 

Because the weather was lovely,We spent the whole day in the garden

2, because the water is polluted hight,   We can ' t swim in this part of the river

3.because the weather is lovely, We spent the whole day in the garden

1. Because I am sick, I do not go out

-> Because of my sickness, I do not go out.
2. Because the water is polluted, we can't swim in that river

-> Because of the polluted water, we can't swim in that river.
3. Because Nga has had a sore leg, she has difficulty in walking.

-> Because of a sore leg, she has difficulty in walking.
4. Because he behaved badly, he found himself in trouble.

-> Because of his bad behaviour, he found himself in trouble.
5. Because it was snowing, we didn't go out for a walk.

-> Because of snowing, we didn't go out for a walk.
6. Because of his good looks, he is popular with many girls.

-> Because he is good looking, he is popular with many girls.
7. Because of his serious sickness, he couldn't come to the class.

-> Because he has a serious sick, he couldn't come to the class.
8. Because of too much exhaust fume, people have to wear gauze masks in the street.

-> Because there is so much exhaust fume, people have to wear gauze masks in the street.
9. Because of their good performance, they won the first prize.

-> Because they performed well, they won the first prize.

1. He couldn't meet you because of being busy.

=> Because he was busy, he couldn't meet you

2. She went to bed early because of her sickness.

=> Because she was sick, she went to bed early

3. Nobody can do this test because of its difficulty.

=> Because this test is difficult, nobody can do it

4. Two cars can't pass each other because of the narrow road.

=> Because the road is narrow, two cars can't pass each other

5. We spent the whole day in the garden because of lovely weather

=> Because the weather was lovely, we spent the whole day in the garden

6. He can't go to school today because of his toothache.

=> Because he has a toothache, he can't go to school today

7. I can't play basketball because of my heignt.

=> Because I am not tall, I can't play basketball

8. She must stay in bed because of her Hlness

=> Because she is ill, she must stay in bed

9. We can't swim in this part of the river because of highly polluted water.

=> Because the water is highly polluted, we can't swim in this part of the river

10. They couldn't keep on clearing the beach because of heavy rain.

=> Because it rained heavily, they couldn't keep on clearing the beach