Taxi is one of the most common means of city transport, so the increase of taxi _______ in Hangzhou has led to much public concern.
After dinner he gave Mr. Richardson ______ ride to ______ Capital Airport.
I can't remember when exactly the Robinsons left __ city. I only remember it was ____ Monday.
If you grow up in ______ large family, you are more likely to develop ______ ability to get on well with ________ others.
It is often said thatteachers havevery easy life.
In ____late 19th century, Europe changed ______great deal and was playing important roles in ______international trade.