On the long journey, Peter ________ a most interesting guide. We all had a wonderful time.
He wants to see changes in the company and I am sure he will,______.
The traditional view is ____ we sleep because our brain is “programmed” to make us do so.
Then you usually lie there just ______ the ceiling, thinking about everything that could go wrong.
—What do you think of his opinion? —None has given me ___________ piece of advice.
The boy should be punished. You shouldn’t let him ______ cheating in the exam.