I like to dance ____sing an English song.
--There is no juice in the fridge, _____? --No, we’d better go and buy some.
Everyone of us _____ it’s important _____a seat belt in the car.
–The lights in the classroom are still on. --Sorry. I’ll go and ____.
–What do you do with your daughter while you are away? --Oh, she ___ by her grandparents.
--_____ beautiful music it is! --Yes, ___ it’s very popular among young people.