You _____ to the meeting this afternoon if you have something important to do.
This is the computer ______ Mum gave me for my birthday.
—I wonder if you ____ a picnic tomorrow.—Yes. But if it ___, we’ll visit the museum instead.
—Who broke the window yesterday?—___ Jack ___ Mike. It was Jim.
The apples on this tree are bigger than on that one.
—What do you think of your new friend Annie? —She’s a top student(好学生). But she is at sports than me.