If I leave my house at 9 o'clock and drive to the airport, I'll arrive at about 11. So it's about two __________ drive from my house to the airport. ( )
A.hoursB.hour'sC.hours'
After the Olympics, people came to this city for a visit.
There are ________people in the square.
—Mike, it is the ________ time in ______ days that you’ve made the same mistake. —Sorry, sir. I’ll be more careful next time.
Please turn to page _________ and look at the __________picture in this unit.
Their school has more than two _____ teachers and _____ students.