Don’t worry. We have plenty of time to get to the airport.A. a large amount ofB. a large number ofC. a few
While listening in class, you should concentrate ____ your teacher.
Schools don’t allow ______ answers in the exam.
Thomas Edison is known _____inventions______ a great inventor.
An accident______ on this road last week.
Tom is often made ______for twelve hours a day by the boss.