If you want to book tickets for the 2012 Olympic Games, just call 00952012. It ______ be simpler.
Tom was caught cheating in an important exam. _____, he lost a golden chance of taking part in this competition.
— How do you like his new novel? — It is ____ interesting than I expected.
Among the children ______ the professor telling stories.
______ hard all day, I fell fast asleep.
Since you have had your cell phone _____ , you don’t need to borrow mine.