— I know smoking is bad for my health, ____ I just can’t give it up.— It is easier said than done.
Peter is_________ about the world around him and wants to know everything about it.
--- a month do you do voluntary work ? ---Twice a month.
---Has Jack finished painting the picture yet? --- I’ve no idea. But he______ it the whole afternoon.
_________ fantastic time they had playing hide-and-seek in the park!
Yang Xiangming, ________teacher of Taizhou Experimental School, devoted his life to saving_______13-year-old boy who fell into water.