1.       I have to go to the bank. I want to change some money.

         I have to go to the bank because I want to change some money.                                                                                                                                                       

2.       He left his rifle outside. He didn’t want to frighten his wife.

           He left his rifle outside because he didn’t want to frighten his wife.                                                                                                                                                        

3.       Nguyen is studying English. He wants to go to an American university.

        He wants to go to an American university because he wants to go to an American university.                                                                                                                                                       

4.       He read only for short periods each day. He didn’t want to strain his eyes.

           He read only for short periods each day because he didn’t want to strain his eyes.                                                                                                                                                       

5.       They got up very early. They wanted to get to the top of the hill before sunrise.

            They got up very early because they wanted to get to the top of the hill before sunrise.                                                                                                                                                       

6.       We must keep our gloves on. We don’t want to get cold.

          We must keep our gloves on because we don’t want to get cold.                                                                                                                                                         

7.       Nam knocked on the door. He wanted to wake me up.

       Nam knocked on the door because He wanted to wake me up.                                                                                                                                                         

8.       He studied hard. He didn’t want to repeat classes.

      He studied har because He didn’t want to repeat classes.                                                                                                                                                     

9.       I am buying paint. I want to repaint the gate of my house.

              I am buying paint because I want to repaint the gate of my house.                                                                                                                                                    

10.    I took off my shoes. I didn’t want to make any noise.  

           I took off my shoes because I didn’t want to make any noise.                                                                                                                                                          

11.    I am saving money. I want to go to Canada to visit my cousin.

          I am saving money because I want to go to Canada to visit my cousin.                                                                                                                                                        

12.    He was playing softly. He didn’t want to disturb anyone.

        He was playing softly because He didn’t want to disturb anyone.                                                                                                            

I. Combine the following sentences by using To Infinitive or To infinitive phrase to express purpose

1.He opened the lion’s cage. He intended to feed the lion.

=> He opened the lion's cage to feed the lion.

2.He left his rifle outside. He didn’t want to frighten his wife.

=> He left his rifle outside so that he couldn't frighten his wife.

3.I took off my shoes. I didn’t want to make any noise.

=> I took off my shoes so that I couldn't make any noise.

4.I sent him out of the room. I didn’t want him to hear my conversation with Mary.

=> I sent him out of the room so that he couldn't hear my conversation with Mary.

5.He learned "nglish well. He wanted his mother to be happy.

=> He learned English well so that his mother would be happy.

I. Combine the following sentences by using To Infinitive or To infinitive phrase to express purpose.

1. He opened the lion’s cage. He intended to feed the lion.

-> ______________________He opened the lion's cage to feed the lion_____________________________

2. He left his rifle outside. He didn’t want to frighten his wife.

-> _____________________he left his rifle outside to frighten his wife______________________________

3. I took off my shoes. I didn’t want to make any noise

-> ___________________i took off my shoes to make nay noise________________________________

1. I have to go to the bank. I want to change some money.

=> I have to go to the bank in order to change some money.

2. He left his rifle outside. He didn’t want to frighten his wife.

=> He left his rifle outside so as not to frighten his wife.

3. Nguyen is studying English. He wants to go to an American university.

=> Nguyen is studying English in order to go to an American university.

4. He read only for short periods each day. He didn’t want to strain his eyes.

=> He read only for short periods each day. so as not to strain his eyes.

5. They got up very early. They wanted to get to the top of the hill before sunrise.

=> They got up very early in order to get to the top of the hill before sunrise.

6. We must keep our gloves on. We don’t want to get cold.

=> We must keep our gloves on so as not to get cold.

7. Nam knocked on the door. He wanted to wake me up.

=> Nam knocked on the door in order to wake me up.

8. He studied hard. He didn’t want to repeat classes.

=> He studied hard so as not to repeat classes.

9. I am buying paint. I want to repaint the gate of my house.

=> I am buying paint in order to repaint the gate of my house.

10. I took off my shoes. I didn’t want to make any noise.

=> I took off my shoes so as not to make any noise.

11. I am saving money. I want to go to Canada to visit my cousin.

=> I am saving money in order to go to Canada to visit my cousin.

12. He was playing softly. He didn’t want to disturb anyone.

=> He was playing softly so as not to disturb anyone.

II. Combine these two sentences, using the cues given in brackets :

1. She said nothing. She didn’t want to wake the baby up. (so as not to)

=> She said nothing so as not to wake the baby up.

2. I’ll write to Mai. I want to invite her over on my birthday party. (so as to)

=> I’ll write to Mai so as to invite her over on my birthday party.

3. I’m learning English. I want to read books in English. (in order to)

=> I’m learning English in order to read books in English.

4. Name does morning exercises regularly. He wants to keep fit. (so as to)

=> Name does morning exercises regularly so as to keep fit.

5. You should practice speaking English every day. You can improve it rapidly. ( in order to)

=> You should practice speaking English every day in order to improve it rapidly.

6. Mrs. Hoan gave up the job. She could have more time with her children. (so that)

=> Mrs. Hoan gave up the job so that she could have more time with her children.

7. You have to wear warm clothes. You won’t catch a cold. (so as not to)

=> You have to wear warm clothes so as not to catch a cold.

8. He buried up to the station. He didn’t want to miss the train. (in order not to)

=> He buried up to the station in order not to miss the train.

9. He locked the door. No one could disturb him. (so that)

=> He locked the door so that no one could disturb him.

10. Mr. Tan saves money. He can buy a new house. (so that)

=> Mr. Tan saves money so that he can buy a new house.

I. Combine each pairs of these sentences, using in order to / so as not to :

1. I have to go to the bank. I want to change some money.

-> I have to go to the bank in order to change some money

2. He left his rifle outside. He didn’t want to frighten his wife.

-> He left his rifle outside so as not to frighten his wife

3. Nguyen is studying English. He wants to go to an American university.

-> Nguyen is studying English in order to go to an American university

4. He read only for short periods each day. He didn’t want to strain his eyes.

-> He read only for short periods each day so as not to strain his eyes

5. They got up very early. They wanted to get to the top of the hill before sunrise.

-> They got up very early in order to get to the top of the hill before sunrise

6. We must keep our gloves on. We don’t want to get cold.

-> we must keep our gloves on so as not to get cold

7. Nam knocked on the door. He wanted to wake me up.

-> Nam knocked on the door in order to wake me up

8. He studied hard. He didn’t want to repeat classes.

-> He studied hard so as not to repeat classes.

9. I am buying paint. I want to repaint the gate of my house.

-> I am buying paint in order to repaint the gate of my house.

10. I took off my shoes. I didn’t want to make any noise.

-> I took off my shoes so as not to make any noise.

11. I am saving money. I want to go to Canada to visit my cousin.

-> I am saving money in order to go to Canada to visit my cousin

12. He was playing softly. He didn’t want to disturb anyone.

-> He was playing softly so as not to disturb anyone.

II. Combine these two sentences, using the cues given in brackets :

1. She said nothing. She didn’t want to wake the baby up. (so as not to)

-> She said nothing so as not to wake the baby up.

2. I’ll write to Mai. I want to invite her over on my birthday party. (so as to)

-> I'll write to Mau so as to invite her over on my birthday party.

3. I’m learning English. I want to read books in English. (in order to)

-> I'm learning English in order to read books in English.

4. Name does morning exercises regularly. He wants to keep fit. (so as to)

-> Name does morning exercises regularly so as to keep fit.

5. You should practice speaking English every day. You can improve it rapidly. ( in order to)

-> You should practice speaking English everyday in order to improve it rapidly.

6. Mrs. Hoan gave up the job. She could have more time with her children. (so that)

-> Mrs. Hoan gave up the job so that she could have more time with her children.

7. You have to wear warm clothes. You won’t catch a cold. (so as not to)

-> You have to wear warm clothes so as not to catch a cold

8. He buried up to the station. He didn’t want to miss the train. (in order not to)

-> He buried up to the station in order not to miss the train.

9. He locked the door. No one could disturb him. (so that)

-> He locked the door so that noone caould disturb him.

10. Mr. Tan saves money. He can buy a new house. (so that)

-> Mr. Tan saves money so that he can buy a new house.

I. Combine each pairs of these sentences, using in order to / so as not to :

1. I have to go to the bank. I want to change some money.

I have to go to the bank in order to change some money.

2. He left his rifle outside. He didn’t want to frighten his wife.

He left his rifle outside in order not to frighten his wife.

3. Nguyen is studying English. He wants to go to an American university.

Nguyen is studying English in order to go to and american university.

4. He read only for short periods each day. He didn’t want to strain his eyes.

He read only for short periods each day in order not to strain his eyes.

5. They got up very early. They wanted to get to the top of the hill before sunrise.

They got up very early in order to get to the top of the hill before sunrise.

6. We must keep our gloves on. We don’t want to get cold.

We must keep our gloves on in order not to get cold.

7. Nam knocked on the door. He wanted to wake me up.

Nam knocked on the door in order to wake me up.

8. He studied hard. He didn’t want to repeat classes.

He studied hard in order not to repeat classes.

9. I am buying paint. I want to repaint the gate of my house.

I am buying paint in order to repaint the gate of my house.

10. I took off my shoes. I didn’t want to make any noise.

I took off my shoes in order not to make any noise.

11. I am saving money. I want to go to Canada to visit my cousin.

I am saving money in order to go to Canada to visit my coussin.

12. He was playing softly. He didn’t want to disturb anyone.

He was playing softly in order not to disturb anyone.

II. Combine these two sentences, using the cues given in brackets :

1. She said nothing. She didn’t want to wake the baby up. (so as not to)

She said nothing so as not to wake the baby up.

2. I’ll write to Mai. I want to invite her over on my birthday party. (so as to)

I'll write to Mai so as to invite her over on my birthday parrty.

3. I’m learning English. I want to read books in English. (in order to)

I' m learning English in order to read books in English.

4. Name does morning exercises regularly. He wants to keep fit. (so as to)

Nam does morning exercises regularly so as to keep fit.

5. You should practice speaking English every day. You can improve it rapidly. ( in order to)

You should practice speaking English everyday in order to improve it rapidly.

6. Mrs. Hoan gave up the job. She could have more time with her children. (so that)

Mrs. Hoan gave up the job so that she could have more time with her children.

7. You have to wear warm clothes. You won’t catch a cold. (so as not to)

You have to wear warm clothes so as not to catch a cold.

8. He buried up to the station. He didn’t want to miss the train. (in order not to)

He buried up to the station in order not to miss the train.

9. He locked the door. No one could disturb him. (so that)

He locked the door so that no one could disturb him.

10. Mr. Tan saves money. He can buy a new house. (so that)

Mr. Tam saves money so that he can buy a neww house.

Combine each pair of sentences,using

1/Tom climbed the tree because he wanted to get a better view

=>Tom climbed the tree so as to get a better view

2/I have to go to the bank.I want yo change some money

=>/I have to go to the bank because I want yo change some money

3/He studied hard.He didn't want to repeat classes

=>He stidied hard in order not to repeat classes

4/She arrived early.She wants to get a good seat

=>She arrived early in order to get a good seat

5/I study my best so thatI will get better grades

=>I study my best so as to get better grades

1 : they went to the countryside in order to have some peace

2 : i have to go to the post - office so as to post some letters

3 : mr. baker went to the bank so that he can change some money

4 : the children get up early in order to do morning exercises

1, combine each pair of sentences , using so that ; in order (not) to ; so as (not) to
1, Nam knocked on my door . He wanted to wake me up

NAM KNOCKED ON MY DOOR IN ODER TO (SO AS TO) WAKE ME UP.
2, I am buying paint. I want to paint the gate

I'M BUYING PAINT IN ODER TO (SO AS TO) PAINT THE GATE.
3, I took off my shoes . I didn't want to make any noise

I TOOK OFF MY SHOES IN ODER NOT TO (SO AS NOT TO) MAKE ANY NOISE.
4, I am saving money . I want to go to Canada to visit my cousin

I'M SAVING MONEY IN ODER TO (SO AS TO) GO TO CANADA TO VISIT MY COUSIN.
5, He was playing softly . He did not want to disturb anyone

HE WAS PLAYING SOFTLY IN ODER NOT TO (SO AS NOT TO) DISTURB ANYONE.

1 I am buying paint to paint my hall door.
2 He tied a knot in his handkerchief to remind him to meet the train.
3 He opened the lions' cage so as to feed the lions.
4 He left his rifle outside so as not to frighten his wife.
5 He has a box to put his savings in it. 
6 We had no cups but he gave us coconut shells to drink out of them.
7 He rushed into the burning house in order to save the child.
8 He read only for short periods each day so as not to strain his eyes.
9 They got up very early in order to get to the top of the hill before sunrise.
10 He rang the bell to tell us that dinner was ready.