1.Why don't you put a better lock on the door ,John?"Mary said
->Mary suggested John that he should put a better lock on the door
2.She failed the test ,so she 'll have to do it again
->Since she failed the test , she 'll have to do it again
3.Paul gave a angry shout
->Paul shouted angrily
4.Why don't you install a burglar alarm in your house?
->I suggest that you should install a burglar alarm in your house
5.They learn English because they intend to go abroad
->They intend to abroad, so they learn English
6.She is on a diet ,but she ate the chocolate cake
->Though being on a diet , she ate the chocolate cake
7 .In spite of the bad weather ,we're going to have a picnic
->Though the weather is bad, we're going to have a picnic
8.The street has heavy traffic.The bank is located on it
-> The street on which the bank is located has heavy traffic
9.The boy is my classmate.You are looking at his picture
->The boy whose picture you are looking at is my classmate
10.The man is a famous actor.You met him at the party
->The man whom you met at the party is a famous actor