I. Use to/ in order to/ so as(not) to + infinitive to combine each pair of sentences

1. Mother entered the room quietly. She didn’t want to wake up her baby.

=> Mother entered the room quietly in order not to wake up her baby.

2. Mary phoned me. She wanted to invite me to the party.

=> Mary phoned me to invite me to the party.

3. We are learning English. We can get a good job.

=> We are learning English so as to get a good job.

4. 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.

5. My mother needs a tin-opener. She wants to open this bottle.

=> My mother needs a tin-opener to open this bottle.

6. Ken is learning Vietnamese. He wishes to read Kiều.

=> Ken is learning Vietnamese so as to read Kiều.

7. He turned off the lights. He didn’t want to waste electricity.

=> He turned off the lights in order not to waste electricity.

8. She locked the door. She doesn’t want to be disturbed

=> She locked the door so as not to be disturbed.

9. Some evenings I go to the library. I want to study in peace and quiet.

=> Some evenings I go to the library to study in peace and quiet.

10. After Jack got home from work, he turned on the TV.He wanted to watch the news

=> After Jack got home from work, he turned on the TV to watch the news.

I. Rewrite the following sentences using the given words.

1. We are trying to introduce our handicraft products to foreigner tourists because we want to promote our culture, (in order that)

→ .................................  We are trying to introduce our handicraft products to foreigner tourists in order that we promote our culture..........................................................................................................

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

2. Bat Trang village is quite far from my place, but I still want to go there with my friend this weekend. (although)

→ ................................... Although Bat Trang village is quite far from my place, I still want to go there with my friend this weekend........................................................................................................

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

3. There have been many challenges for the development of traditional handicrafts in Vietnam. (face up to)

→ .......................................................... The development of traditional handicraft in VN has faced up to many challenges.................................................................................

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

4. He is going to be responsible for his family business because his parents are very old now. (take charge of)

→ ............................................................ He is going to take charge of his family business because his parents are very old now...............................................................................

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

5. Most people in this village earn their living by making traditional handicrafts. (live on)

→ ................................................ Most people in this village live on making traditional handicraft...........................................................................................

I. Rewrite the following sentences using the given words.

1. We are trying to introduce our handicraft products to foreigner tourists because we want to promote our culture, (in order that)

→ .................................  We are trying to introduce our handicraft products to foreigner tourists in order that we promote our culture..........................................................................................................

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

2. Bat Trang village is quite far from my place, but I still want to go there with my friend this weekend. (although)

→ ................................... Although Bat Trang village is quite far from my place, I still want to go there with my friend this weekend........................................................................................................

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

3. There have been many challenges for the development of traditional handicrafts in Vietnam. (face up to)

→ .......................................................... The development of traditional handicraft in VN has faced up to many challenges.................................................................................

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

4. He is going to be responsible for his family business because his parents are very old now. (take charge of)

→ ............................................................ He is going to take charge of his family business because his parents are very old now...............................................................................

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

5. Most people in this village earn their living by making traditional handicrafts. (live on)

→ ................................................ Most people in this village live on making traditional handicraft...........................................................................................

29. We are trying to introduce our handicraft products to foreigner tourists because we want to promote our culture. (in order to)

→We are trying to introduce our handicraft products to foreigner tourists in order to promote our culture ________________________________________________________________________

________________________________________________________________________

30. Lion dancing is very popular in Viet Nam. My friend Anny does not enjoy it. (although)

→ _________Although Lion dancing is very popular in Viet Nam, my friend Anny does not enjoy it. ______________________________________________________________

_______________________________________________________________________

31. There have been many challenges for the development of traditional handicrafts in Vietnam.

(face up to)

→ _________The development of traditional handicrafts in Vietnam has faced up to many challenges______________________________________________________________

_______________________________________________________________________

32. He chose to study computer science. Computer science has good employment prospects.

(because of)

→ ____________He chose to study computer science because of the good employment prospects_________________________________________________________

1 to spend

2 lying

3 to get

4 to leave 

5 staying

6 sitting

7 touring

8 to go

9 to hire

10 driving

11 to spend

12 taking

1. How often does she go to school?

2. What do you learn in computer science class?

3. What's her favorite subject?

4. How much is this book? / What's the price of this book?

5. What are they doing in the school yard?

6. How often does he go to the library?

7. Where is your father jogging?

8. When do classes always begin?

9. What does your sister like playing?

10. What are they going to do tonight?

II . Change the relative clauses to phrases, using to-infinitive or infinitive phrases ( for+ O + to-infinitive)

1. We used to have a room in which we could play music.

=>We used to have a room in to play music.

2. The child will be happier if he has someone that he can play with.

=>The child will be happier if he has someone to play with.

3. David was the only person who offered his help.

=>David was the only person to offered his help.

4. we had to sit on the ground because we hadn’t anything that we could sit on.

=>We had to sit on the ground because we hadn't anything to sit on.

5. She didn’t have anyone to whom she could send cards.

=>She didn't have anyone to send cards.

6. There is a big yard that your children can play in.

=>There is a big yard for your children to play in.

7. Emma Thompson is the most famous actress who will appear on stage here.

=>Emma Thompson is the most famous actress to appear on stage here.

8. We have some picture books that children can read.

=>We have some picture books for children to read.

9. He was the second man who was killed in this way.

=>He was the second man to be killed in this way.

10.Here are some novels that she should read.

=>Here are some novels for her to read .