----Can he work out the maths problem? ----I think _____ hard for him to work it out.
_________ 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.
The disabled people feel grateful _______ you ________ your help.
The old man should be treated with .
The children should go to school instead of to support their families.