To protect elephants,we must save the trees and not buy things of ivory.(make)
All of us are looking forward to (win)the volleyball match in Hong Kong.
It is (难以置信的)that AI has progressed in such a rapid way in the past few years.
You should get your parents' (agree)before you leave for London.
Nowadays, the education of (安全)has caught the attention of the whole society.
It is reported that h of houses fell down and many people died in the earthquake.