The girl is badly injured. You’d better _____ first aid to her before taking her to hospital.
- Did I answer your question correctly? - ______, but I saw your point.
______ around the Water Cube, we were then taken to see the Bird’s Nest.
Recently people have made great progress in using ______ power of nature to produce ______ electricity.
- Would you prefer to watch TV or see a movie? - ______. It’s up to you to decide.
What ______ to so many students coming to the school gate?