To keep fit, the old man makes it a rule _____ for a walk after supper every day.
The old man _______ three large houses and a factory before he died. He was quite wealthy.
Having been stuck in the cave for six days without food or water, the young man lay on the ground, _____.
— Mr. Li is in trouble now. — You needn’t feel sorry for him. He _____it on himself.
Gone are the days when Chinese people were ______. China is more powerful than ever.
— Did you go to the cinema last night? — Well, I had _______ to, but it was raining too hard.