----Whose is that book? ----It _________ belong to Lucy. Her name is on it.
Many old people take a walk after supper ____ have good health.
---I think English is ____unimportant subject.---I don’t think so. It is ____useful tool when we talk with foreigners.
--If you have any trouble, be sure to call me.--______________.
--Didn’t you go to the football club with them that day?-- __________. I have no interest in football at all.
---Shall I close the door? ---No, _____ it open, please!