1.     I didn’t have enough money. I didn’t take a taxi.

……………………………………………………………………………………………….                                         

2.     I wasn’t interested in the film. I didn’t go to the cinema.

……………………………………………………………………………………………….                             

3.     We took the wrong turning. We arrived late.

………………………………………………………………………………………………                                                     

4.     She doesn’t take exercise regularly, so she is fat.

………………………………………………………………………………………………                             

5.     Follow the instruction or you will ruin everything.

……………………………………………………………………………………………….                             

6.     Try harder or you will fail in the next exam.  

………………………………………………………………………………………………                             

7.     We didn’t have your address so we didn’t send you a Christmas card.

………………………………………………………………………………………………

8.     We can’t have lunch in the garden because it is raining.

……………………………………………………………………………………………..

9.     I forget my credit card so I couldn’t pay for my groceries.

……………………………………………………………………………………………..

10.  Alex didn’t pay the electric bill. The electric company cut off his power.

…………………………………………………………………………………………….

11.  The weather was bad. The outdoor concert was cancelled.

…………………………………………………………………………………………….

12.  My brother was sick yesterday so he didn’t go to class.

…………………………………………………………………………………………….

 Complete these sentences using to + a suitable verb.

1. The president has a team of bodyguards …to protect… him.

2. I don’t have enough time .......................................... all the things I have to do.

3. I came home by taxi. I didn’t have the energy .......................................... .

4. Would you like something .......................................... ? Coffee? Tea?

5. Can you give me a bag so as .......................................... these things in?

6. There will be a meeting next week .......................................... the problem.

7. Do you need a visa .......................................... to the United States?

8. I saw Helen at the party, but I didn’t have a chance .......................................... to her.

9. I need some new clothes. I don’t have anything nice ...........................................

10. They’ve passed their exams. They’re going to have a party so as .......................................... .

11. I can’t do all this work alone. I need somebody .......................................... me.

12. Why are you so scared? There’s nothing .......................................... afraid of.

EXERCISE 1: Rewrite the following sentences using “Unless”

1. I won’t go to school if I don’t feel better.

2. Tony will walk to you is you question him.

3. If you don’t put on your overcoat, you’ll be cold.

4. You will fail the exam if you don’t work hard.

5. You’ll get a cold if you don’t keep your feet dry.

6. If I don’t leave now, I’ll miss my flight.

7. If you aren’t going to the party, I won’t go.

8. I can’t send you a postcard if  you don’t give me your address.

9. If I won a big prize in a lottery, I’d build a school for the poor.

10. I’ll call the police if you don’t leave me alone.

EXERCISE 2: Rewrite the following sentences using conditional sentences type 2.

1. They are poor, so they can’t help us.

2. He doesn’t do this homework. He is always punished.

3. He doesn’t have enough time. He can’t help me.

4. She doesn’t take any exercise, so she is overweight.

5. He doesn’t have a bicycle, so he always goes to class late.

6. I am bad at English, so I can’t do homework.

7. He doesn’t practise speaking French, so he doesn’t speak it fluently.

8. The meeting can be cancelled because it snows heavily.

9. We don’t go because it will rain.

10. John is fat because he eats so many chips.

EXERCISE 3: Rewrite the following sentences using conditional sentences type 3

1. He didn’t hurry, so he missed the train.

2. We didn’t go because it rained.

3. We got lost because we didn’t have a map.

4. He lost his job because he was late everyday.

5. The dress was so expensive. She could not buy it.

6. Sue felt sick because she ate four cream cakes.

7. My brother left the car keys, so I had to pick him up at the station,

8. We didn’t go on holiday because we didn’t have enough money.

9. He didn’t have the ticket to the game last week. He wasn’t be able to get in.

10. Robert got a bad cough because he started smoking cigarettes.

            I.        Rewrite the following sentences using “IF”.

1.     He didn’t prepare for the interview, so he didn’t get the job.                     If……………………………………………

2.     Send the letter now and your father will get it tomorrow.                          If……………………………………………

3.     I can’t take much exercise I don’t have enough free time.                         If……………………………………………

4.     We came how from our holiday early because we ran out of money.        If……………………………………………

5.     Stop talking or you won’t understand the lesson.                                    If……………………………………………

6.     It was very cold yesterday so we couldn’t go swimming.                         If……………………………………………

7.     Keep silent or you will wake the baby up.                                               If……………………………………………

8.     I took the job because I didn’t know how difficult it was.                         If……………………………………………

9.     There isn’t any truth in her allegations, so I won’t resign.                          If……………………………………………

10.  People don’t realise how important it is to conserve energy, so they do nothing about it.        If………………………

Rewrite the following sentences using TO INFINITIVE.

1. He opened the window because he wanted to let fresh air in.

2. I took my camera because I wanted to take some photos.

3. We filled the car up because we didn’t want to run out of petrol.

4. I didn’t want to see them, so I didn’t open the door.

5. He did not want to worry her, so he did not tell her what happened.

6. Tom was playing very softly so that he wouldn’t disturb anyone.

7. The boy tiptoed into the room so that he wouldn’t wake every body up

X. Rewrite the following sentences using the provided word and keep meaning as that of the root one.

36. It’s thought that the accident was caused by human error.

 The accident is

37. I wasn’t there yesterday, so I didn’t know who he was.

 If I

38. If you do not try hard, you can’t pass the examination.

 Unless

39. They spent more money, they had to work harder.

 The more

      40. The teacher has invited all the students in the class.

 All the students in the class

XI. Complete the second sentence so that it has a similar meaning to the first sentence, using the word in brackets.

41. I last saw her three years ago. (haven’t)



42. “Will you be free tomorrow?”, she said. (If)



43. He never suspected that the money had been stolen.

 At no time

44. She sings so well that she has been asked to make a record. (such)



45. I’d prefer to stay at home rather than go to the circus. (’d rather)



XII. Write complete sentences using the suggested words .

      46 . It / be / necessary / learn / English / nowadays.



      47. My sister / fail / exam / because / laziness.



      48. My brother / wish / he / speak English / fluent / as / native speakers.



      49. Watch / television / may discourage / people / take exercise / play sports.



       50. Mr. Bill/ used/ go/ swimming/ when/ he/ young.



Rewrite the following sentences using “SO”to begin clause of result

1.we didn’t go for a walk because it was raining

It ................................................................................................................

2.I couldn’t play tennis because my racket was broken

My racket................................................................................................................

3.We’re going on a picnic because we have  a long holiday

We...............................................................................................................

4.Mary was late for school because she missed the bus

Mary................................................................................................................

5.Lan failed the exam because she didn’t study hard

Lan................................................................................................................

I. Rewrite the following sentences, using “  so……that” or “ such………that”.

1.The road was so slippery that we couldn’t drive fast.

-…………………………………………………………………………………………

2. The film was so interesting that they didn’t go home early.

-…………………………………………………………………………………………

3.It is such a big house that we can live in it.

-…………………………………………………………………………………………

4.The country is so poor that we are going to a big city to find job.

-…………………………………………………………………………………………

5.It rained so heavily that I got wet.

-…………………………………………………………………………………………

6.He drives so carelessly that he is having an accident.

-…………………………………………………………………………………………

7.She sings so well that she becomes famous.

-…………………………………………………………………………………………

8.He speaks so slowly that we don’t pay attention to his presentation.

-…………………………………………………………………………………………

9.The luggage is so heavy that we can’t carry it.

-…………………………………………………………………………………………

10.The country is so peaceful that we enjoy it.

-…………………………………………………………………………………………