Some people say that Mars should be protected as a wildlife reserve where we do everything possible to avoid pollution, on the _______ that life could exist on it.
Mr Smith was so angry at all____Bill was doing____he walked out angrily.
Doctors have said that as many as 50 percent of patients don’t take medicine ____ directed.
Most people usually have less money at the end of the month than ____at the beginning.
You can arrive in Guangzhou on time for the fashion show ____ you don’t mind taking the night train.
.My cousin keeps the photo____he can see ite veryday, as it always reminds him of His college days in Florida.