A fridge is used to keep food which goes _______ very _______.

—What do you think of your new friend Annie? —She’s a top student(好学生). But she is            at sports than me.

---The students sitting at the back can’t see the blackboard________. ---Why not_________ them move a little forward?

My mother likes volleyball. She thinks (认为) it is _______.

There are _______ in the reading room, but many of those books aren’t _______ to read.