Chuyển các mệnh đề quan hệ thành cụm từ, sử dụng to-infinitive hoặc cụm động từ nguyên mẫu (for + O + to-infinitive).
- We used to have a room in which we could play music.
- The child will be happier if he has someone that he can play with.
- David was the only person who offered his help.
- We had to sit on the ground because we hadn't anything that we could sit on.
- She didn't have anyone to whom she could send cards.
- There is a big yard that your children can play in.
- Emma Thompson is the most famous actress who will appear on stage here.
- We have some picture books that children can read.
- He was the second man who was killed in this way.
- Here are some novels that she should read.