_Is that Mary? _Yes. She’s nice and I like______very much.

—        have you been married? —For twenty years.

—Congratulations! Among the best pictures in the competition, I found _________. When did you draw it?—During the trip to the Yellow Mountain _________ May.

Most students like dinosaurs, but ______ of them know the story of dinosaurs.

 Mum, ______ is my friend Peter.