At last the poor man had to giveup. He found __________ no use begging for more.

下列有关文学常识与文学名著内容的表述，正确的一项是（ ）

Orange can bring you success and ______ when you arefeeling sad.

My uncle now teaches French in a famous domestic university, who _______ in Paris for 6 years

her _____ all the cleaning for my family, but recently she has been too busy teaching to do it.