. In the interview, he had finally ______ several customers of the advantages of his product
I have to take the driving test tomorrow. Therefore, today I’m going to practice again and again
The two friends ______on the Internet for three hours, and they would go on till the next morning.
He was in hospital for 6 months. He felt as if he was ______ from the outside world.
______ from the space, the Great Wall looks like a dragon.
I could just see a car in the distance, but I couldn’t _____ what color it was.