Example:
My doctor suggested I take vitamin D. Vitamin D retains calcium in the bones.
-> My doctor suggested that I take vitamin D, which retains calcium in the bones.
Professor Lo is moving to Shanghai. He hopes to continue his research there.
An ornithologist is a person. His/her job is to study birds.
Teenagers are encouraged to participate in the drug awareness programme. They are between fourteen and nineteen.
Who was that student? You were talking to him outside your office.
The room is being cleaned. The conference is going to take place there.
Children get good results in their school work. They are in bed by 9 pm.
Alzheimer’s is a condition. High levels of heavy metals are found with this condition.
I don’t approve of the new assistant manager. She got the job because she is a friend of the CEO.