1. Some people live in HongKong. They earn a lot of money.
=> Some people who live in HongKong earn a lot of money.
2. Well, They said they want a pay rise. It is unreasonable.
=> Well, they said they want a pay rise which is unreasonable.
3 We often go to visit our friends in Shekou. It is quite near ferry.
=> We often go to visit our friends in Shekou which is quite near ferry.
6. Who was that lady? I saw you with last night?
=> Who was that lady that I saw you with last night?
7. The people who I work with are very friendly.
=> The people with whom I work are very friendly.
6. Our boss had a heart attack last week. He hasn’t been back to work since.
=> Our boss who had a heart attack last week hasn’t been back to work since.
10. The woman with whom he has been having an affair, has been moved to another office.
=> The woman who he has been having with an affair, has been moved to another office.