Little Tom decided to ______ the bad habit of sleeping in class.
Look at the girl! Is it Susan? —No, it __________ be her. She has gone back to her hometown.
It’s _______ MP5 . It can be used to listen music and watch movies . It’s ________ useful invention .
Eugene’s never willing to change any of his opinions. It’s no use _____ with him.
_____at this picture! Isn’t it nice?— Yes, it’s so nice.