To keep healthy, Professor Johnson _____ cycling as a regular form of exercise after he retired.

____his teacher’ s advice, AsafaPowell would not be the fastest man in the world

Why did he say so?—Sorry, I don’t understand he has said means.

Your homework is well done. Just some small mistakes in it.

is socialist country led by the Communist Party of China, every corrupt official _______ be dealt with once evidence is found.