Answer :
I apologize, I'm just going to write the correct answer for each, not the whole sentence.
1. So that
2. To
3. In order to
4. So as to
5. So that
6. To
7. So that
8. To
9. So that
10. So that
I apologize again for not writing out the entire sentences with the correct answers in each.
1) I bought the book so that I can improve improve my English.
2) Yesterday I phoned you to invite you to my party.
3) I turned up the radio in the lounge in order to hear it in the kitchen.
4) We came to the restaurant so as to have dinner.
5) They went home early so that they could watch the match on television.
6) I stayed at home to wait for his phone call.
7) We moved to another house so that we could send our children to this school.
8) The weather was too terrible to eat outside.
9) I learned to drive so that my mother didn't have to take me everywhere.
10) In a large city you have to use public transport a lot so that you could get anywhere.
I added the underlined because that is crucial for the sentence to sound complete, otherwise it is wrong.
The bold are the correct choice from the options.
Hope that helps :D
2) Yesterday I phoned you to invite you to my party.
3) I turned up the radio in the lounge in order to hear it in the kitchen.
4) We came to the restaurant so as to have dinner.
5) They went home early so that they could watch the match on television.
6) I stayed at home to wait for his phone call.
7) We moved to another house so that we could send our children to this school.
8) The weather was too terrible to eat outside.
9) I learned to drive so that my mother didn't have to take me everywhere.
10) In a large city you have to use public transport a lot so that you could get anywhere.
I added the underlined because that is crucial for the sentence to sound complete, otherwise it is wrong.
The bold are the correct choice from the options.
Hope that helps :D