I think you need some outdoor exercise. Plenty of fresh air will ___ good health.
A big crowd gathered _____ him ______.
The man and the horse _____ fell into the river were drowned.
----- Mr. Chen is a teacher and works very hard. -----_______ his wife.
____ he has been chosen to work as a teacher in the mountain village ____ him feel very proud.
The question is very important. It really needs _______.