—Is this         new book, Shirley?—No, it isn’t. Maybe it’s           .

--What’s your brother’s name?--_____ name is Dave．

Tom and Mike are good friends. _____ often help each others.

Boys, don’t lose____ in playing Angry Birds. It is bad for your eyes to play computer games for a long time

— Martin has been working hard and comes top in the class.— It is his mother’s love that helps him feel good about        .