We work together to achieve our common purpose: _________ world that is safer, cleaner and healthier than __________ one we are living in.
When people mention planes,it will remind the parents_______ their daughter on the Malaysian Airlines plane MH370.
--- What do you think of receiving and giving gifts?--- I think the art of receiving a gift is _____ than the art of giving.
--- Would you like to come my party this afternoon?——I'd like to,but my mother is ill in ____ hospital . I will go to _____ hospital to see her.
— I was just in time to get there for the meeting. Thank you for lending me the bike.— __________.
— Remember to print on both sides of the paper.—__________.