There is a popular belief among the Europeans ________ chicken soup can help cure flu.
Doctors should take special care when treating children because their breathing rate is different from _____ of adults.
Most American cities are relatively small in terms of population when _____ with Chinese cities like Shanghai and Beijing.
The manager says he really can't _____ to wait another day, because he is so busy.
The famous reporter, who is said to have gone back to America last year, _____in China for almost twenty years.
The new method Mr.Wang has been devoted to _____ effective.