I haven’t had enough _______recently, so I’m always _______all day.

The class teacher came up and put a jacket _____ the boy to prevent him from catching a cold .

It’s reported that         medical examination （体检）will help us find out health problems as early as possible.

The students are talking about ______ holiday plans happily.

–Do you enjoy this new game created by Mr Black?– _____, I hardly have fun doing this game.