---They are quiet,aren’t they?---Yes. They are accustomed ________at meals.
171. We'll hold a sports meet in our school if it __________ next weekend.
170. The girl has fallen off her bicycle, and her knees _________.
169. ____________! It's time to go to school.
168. In the past, the poor people often _____ hungry. So many of them died ___ hunger.
167. At this very moment, I _____ you had a very pleasant marriage.