Dùng enough : để viết lại câu :
1.She is beautiful and intelligent. She can become Miss World.
She is………beautiful and intelligent enough to become Miss World ………
2.The weather was fine. We could go camping.
The weather was……fine enough to go campimg…………
3.Those apples aren’t ripe. We can’t eat them.
Those apples……aren't ripe enough to eat them ……………….
4.Mr Robinson isn’t rich. He can’t buy a house.
Mr Robinson isn’t……rich enough to buy a house………….
5. This coat isn’t warm. I don’t wear it in the winter 
=> This coat isn't......warm enough to wear it in the winter 

Dùng enough : để viết lại câu :
1.She is beautiful and intelligent. She can become Miss World.
She is beautiful and intelligent enough to become Miss World
2.The weather was fine. We could go camping.
The weather was fine enough to go campimg
3.Those apples aren’t ripe. We can’t eat them.
Those apples aren't ripe enough to eat them
4.Mr Robinson isn’t rich. He can’t buy a house.
Mr Robinson isn’t rich enough to buy a house
5. This coat isn’t warm. I don’t wear it in the winter 
=> This coat isn't warm enough to wear it in the winter

1,my sister is old. she can drive

-> My sister is old enough to drive.
2, the radio isn't small. You can't put it in your pocket.

-> The radio is not small enough for you to put it in your pocket.
3, this coat isn't warm. i don't wear in it winter.

-> This coat is not warm enough for me to wear it in winter.
4, she is beautiful and intelligent . She can becoe Miss word.

-> She is beautiful and intelligent enough to become Miss World.
5, the weather was fine . We could go camping

-> The weather was fine enough for us to go camping.

1,my sister is old. she can drive

MY SISTER IS OLD ENOUGH TO DRIVE.
2, the radio isn't small. You can't put it in your pocket.

THE RADIO IS NOT SMALL ENOUGH FOR YOU TO PUT IT IN YOUR POCKET.
3, this coat isn't warm. i don't wear in it winter.

THIS COAT IS NOT WARM ENOUGH FOR ME TO WEAR IT IN WINTER.
4, she is beautiful and intelligent . She can becoe Miss word.

SHE IS BEAUTIFUL AND INTELLIGENT ENOUGH TO BECOME MISS WORLD.
5, the weather was fine . We could go camping

THE WEATHER WAS FINE ENOUGH FOR US TO GO CAMPING.

1. My sister is old. She can drive.

=> My sister is old enough to drive.
2. The radio isn't small. You can't put it in your pocket.

=> The radio isn't small enough for you to put it in your pocket.
3. This coat isn't warm. I don't wear in it winter.

=> This coat isn't warm enough for me to wear it in winter.
4. She is beautiful and intelligent. She can become Miss word.

=> She is beautiful and itelligent enough to become Miss word.
5. The weather was fine. We could go camping.

=> The weather was fine enough for us to go camping.

kết hợp hai câu thành một câu sử dụng tính từ (không) + đủ + to + inf

1.my sister is old. she can drive a car

=> My sister is old enough to drive a car.

2.the radio isn"t small. you can"t put it in your pocket

=> The radio isn"t small enough for you to put in your pocket

3.this coat isn"t warm. I don"t wear it in winter

=> This coat isn"t warm enough for me to wear in winter.

4.she is beautiful and intelligent. she can become miss world

=> She is beautiful and intelligent enough to become miss world.

5.the weather was fine. we could go camping

=> The weather was fine enough for us to go camping.

6.those apples aren"t ripe. we can"t eat

=> Those apples aren"t ripe enough for us to eat.

7.mr robinson isn"t rich. he can"t buy a house

=> Mr robinson isn"t rich enough to buy a house.

8. the worker is clever. he can make five things from wood

=> The worker is clever enough to make five things from wood.

kết hợp hai câu thành một câu sử dụng tính từ (không) + đủ + to + inf

1.my sister is old. she can drive a car

=> My sister is old enough to drive a car

2.the radio isn"t small. you can"t put it in your pocket

=> The radio is not big enough to put in your pocket

3.this coat isn"t warm. I don"t wear it in winter

=> This coat is not warm enough to wear it in winter

4.she is beautiful and intelligent. she can become miss world

=> She is beautiful and intelligent eough to become miss world

5.the weather was fine. we could go camping

=> The weather was fine enough to go camping

6.those apples aren"t ripe. we can"t eat

Those apples are not ripe enough to eat

7.mr robinson isn"t rich. he can"t buy a house

=> Mr Robinson is not rich enough to buy a house

8. the worker is clever. he can make five things from wood

=> The worker is clever enough to make five things from wood

1 my sister is old. she can driver a car
=> My sister is old enough to drive a car

2 the ladder wasn't verry long .it didn't reach the ceiling
=> The ladder wasn't long enough to reach the ceiling

3 the fire isn't very hot. it won't boil a kettle
=> The fire isn't hot enough to boil a kettle

4 he is strong. he can carry that suicase
=> He is strong enough to carry that suitcase

5 Lan isn't strong . she can't swim across the rive
=> Lan isn't strong enough to swim across the river

6 she is beautiful and intelligent . she can become Miss World
=> She is beautiful and intelligent enough to become Miss World

7 MrRobert isn't rich he can't buy a house
=> Mr RObert isn't rich enough to buy a house

8 the worker in very clever . he can make nice things from wood
=> The worker is clever enough to make nice things from wood

9 our team is very good . we win the foodball match very often 
=> Our team is good enough to win the football match very often

10 the radio isn't small . it can't be put it in your pocket
=> The radio isn't small enough to put in your pocket

1. My sister is old enough to drive a car

2. The ladder wasn't long enough to reach the ceiling

3. The fire isn't  hot enough to boil  a kettle

4. He is strong enough to carry that suitcase

5. Lan isn't  strong enough to swim across the river

6. She is beautiful and intelligent enough to become Miss World

7. Mr. Robert isn't rich enough to buy a house

8. The worker is clever enough to make nice things from wood

9. Our team is good enough to win the football match very often

10. The radio isn't  small enough to put in your pocket

1.The fadder wasn't long enough to reach the ceilling.

2. The fire isn't  hot enough to boil a kettle.

3. Lan isn't strong enough to swim across the river.

4. She is beautiful and intelligent enough to become Miss World.

5. Mr. Roberts isn't rich enough to buy a house.

6. The worker is very clever enough to make nice things from wood.

7. Our team is  good enough to win the football match every often.

8. Sai .

1.He is tall. He can play football

He is tall enough to play volleyball.

2. My sister is old. She drive a car

=> My sister is old enough to drive a car.

3.the radio isn't small. You can't put it in your pocket

=> The radio isn't small enough to put in your pocket.

4. This coat isn't warm. I don't wear it in winter.

=> This coat isn't warm enough for me to wear in winter.

5. She is beautiful and intelligent. She can became Miss world.

=> She is beautiful and intelligent enough to became Miss world

6. The weather was fine. We could go caming.

=> The weather was fine enough for us to go camping

She is old. She can't work by herself.

-> She is so old that she can't work by herself.
The boy is intelligent. He can understand you.

-> The boy is so intelligent that he can understand you.
Mai is good. She can pass the examination.

-> Mai is so good that she can pass the examination.
The girl is not clever. She cannot mend this shirt.

-> The girl is not so clever so she cannot mend this shirt.
This machine is not powerful. It cannot plough the hard soil.

-> This machine is not so powerful so it cannot plough the hard soil.
Your sister was clever. She could do this exercise in a few minutes.

-> YOur sister was so clever so she could do this exercise in a few minutes.
Peter is very ill. He must see the doctor.

-> Peter is so ill that he must see the doctor.
Mary is not old. She cannot do that work.

-> Mary is not so old that she cannot do that work.
We were not early. We could not see the first part of the play.

-> We were not so early so we could not see the first part of the play.
The children were very eager. They started playing without me.

-> The children were so eager so they started playing without me.
He is tall. He can play volleyball.

-> He is so tall that he can play vollerball.
My sister is old. She can drive a car.

-> My sister is so old that she can drive a car.
She is beautiful and intelligent. She can become Miss World.

-> She is so beautiful and intelligent so she can become Miss World.
Mr Robinson isn’t rich. He can’t buy a house.

-> Mr Robinson isn't so rich that he can't buy a house.
The worker is clever. He can make fine things from wood.
-> The worker is so clever that he can make fine things from wood.
II/ Combine each sentences into a new one, using “adj + enough + for + n/pro + to.v”:
The story is short. We can read it in one hour.

-> The story is short enough for us to read in one hour.
The film was very good. We saw it through.

-> The film was very good for us to see through.
The play was very amusing. They enjoyed it.

-> The play was amusing enough for them to enjoy .
This song is very simple. Everybody can sing it.

-> This song is simple enough to sing.
This book is very interesting. You should read .

-> This book is interesting enough for you to read .
Some of the books are important. I must read them.

-> SOme of the books are important enough for me to read.
He was kind. Everybody liked him.

-> He was kind enough for everybody to like him.
The programme on TV was interesting. We followed it through.

-> The programme on TV was interesting enough for us to follow through.
This exercise is very easy. The pupils can finish it in five minutes.

-> This exercise is easy enough for the pupils to finish in five minutes.
The weather is very fine. We can go out for a walk.

-> The weather is fine enough for us to go out for a walk.
The radio isn’t small. You cannot put it in your pocket.

-> The radio isn't small enough for you to put it in your pocket.
This coat isn’t warm. I don’t wear it in winter.

-> This coat isn't warm enough for me to wear in winter.
The weather was fine. We could go camping.

-> The weatehr was fine enough for us to go camping.
Those apples aren’t ripe. We can’t eat them.

-> THose apples aren't ripe enough for us to eat.
This book is long. I can read it.

This bool is long. I can read it

-> This book is long enough for me to read.

She is old. She can work by herself.

=> SHE IS SUCH AN OLD THAT SHE CAN WORK HERSELF.
The boy is intelligent. He can understand you.

=> THE BOY IS SUCH AN INTELLIGENT THAT HE CAN UNDERSTAND YOU.
Mai is good. She can pass the examination.

=> MAI IS SUCH A GOOD THAT SHE CAN PASS THE EXAMINATION.
The girl is not clever. She cannot mend this shirt.

=> THE GIRL ISN'T SUCH A CLEVER THAT SHE CANNOYT MEND THIS SHIRT.
This machine is not powerful. It cannot plough the hard soil.

=> THIS MACHINE ISN'T SUCH A POWERFUL THAT IT CANNOT PLOUGH THE HARD SOIL.
Your sister was clever. She could do this exercise in a few minutes.

=> YOUR SISTER WAS SUCH A CLEVER THAT SHE COULD DO THIS EXERCISE IN A FEW MINUTES.
Peter is very ill. He must see the doctor.

=> PETER IS SUCH AN ILL THAT HE MUST SEE THE DOCTOR.
Mary is not old. She cannot do that work.

=> MARY ISN'T SUCH AN OLD THAT SHE CANNOT DO THAT WORK.
We were not early. We could not see the first part of the play.

=> WE WEREN'T SUCH AN EARLY THAT WE COULD NOT SEE THE FIRST PART OF RGE PLAY.
The children were very eager. They started playing without me.

=> THE CHILDREN WERE SUCH AN EAGER THAT THEY STARTED PLAYING WITHOUT ME.
He is tall. He can play volleyball.

=> HE IS SUCH A TALL THAT HE CAN PLAY VOLLEYBALL.
My sister is old. She can drive a car.

=> MY SISTER IS SUCH AN OLD THAT SHE CAN DRIVE A CAR.
She is beautiful and intelligent. She can become Miss World.

=> SHE IS SUCH A BEAUTIFUL AND INTELLIGENT THAT SHE CAN BECOME MISS WORLD.
Mr Robinson isn’t rich. He can’t buy a house.

=> MR. ROBINSON ISN'T SUCH A RICH THAT HE CAN'T BUY A HOUSE.
The worker is clever. He can make fine things from wood.

=> THE WORKER IS SUCH A CLEVER THAT HE CAN MAKE FINE THINGS FROM WOOD.

Ex: Rewriting

1 I'm busy so i can't go out with my friends

➞ If I wasn't busy, I could go out with my friends

2 He plays soccer well so he can take part in the Games

➞ If He didn't play soccer well, he couldn't take part in the Games 

3 She can't go to the party because i don't invite her

➞ If i invited her ,She could go to the party

4 I can't get a job easily because I don't have a degree

➞ If I had a degree ,I could get a job easily

5 He doesn't have enough money , so he doesn't buy a house

➞ If He had enough money , he would buy a house

6 It is raining heavily so we can't go to the market

➞ If It wasn't raining heavily ,we could go to the market 

7 He will go to watch the World Cup because he is studying in Russi

➞ If  he wasn't studying in Russi ,He wouldn't go to watch the World Cup

8 I didn't talk to him because i didn't know him

➞ If i had known him ,I would have talked to him

9 John didn't have money so he couldn't lend you some

 ➞ If John had had money , he could have lent you some

10 We couldn't go out because the weather was so bad

➞If the weather hadn't been so bad, We could have gone out 

11 Mary didn't wear the raincoat, so she got a cold

➞If Mary had worn the raincoat, she wouldn't have got a cold 

12 Marry was injured in the crash because she wasnot wearing the seat belt

➞ If Marry had been wearing  the seat belt ,she wouldn't have been injured in the crash

13 Carol didn't answer the phone because he was studying

➞ If Carol hadn't been studying,he would have answered the phone

14 You didn't eat breakfast, so you are hungry now

➞If You had eaten breakfast, you wouldn't be hungry now

15 I stayed up late last night, so i feel asleep now 

➞If I hadn't stayed up late last night, i wouldn't feel asleep now 

16 I can't retell the film now because i didn't wlatch it last night

➞If i had watched it last night ,I could retell the film now 

17 He is tired now because he drank too much yesterday evening

➞If he hadn't drunk too much yesterday evening, He wouldn't be tired now 

18 I bought the car yesterday, so I run out of money now

➝ If I hadn't bought the car yesterday,  I wouldn't run out of money now

19 He didn't go to the class regularly, so he can't take part in the competition now

➞If He had gone to the class regularly, he could take part in the competition now

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