If you don’t work _______ enough, I don’t think your dream will come_______.

Grandfather doesn’t oftenSo he isn’t good in heath.

Do you know ________?— I’m not sure. Maybe he is a businessman.

Yang Xiangming, ________teacher of Taizhou Experimental School, devoted his life to saving_______13-year-old boy who fell into water.

There are many volunteers _________ are helping the children in Sichuan.