---Tom hurt his left leg in the game this morning.---Really? It would take at least two weeks ______ he could recover and return to school.
----Which of these resorts do you like best? ----______. They are both hot and crowded.
Don’t you know that the famous university is as a matter of fact ____ used to be a church?
We _____ estimate the spirit of the Shanghai Expo too much, which is sure to play an important role in our daily life.
The price of the flat now is ______ that last year.
Later in this chapter cases will be introduced to readers _____ consumer complaints have led to changes in the law.