The survey ____ in our school last monthshows that about three percent of the students are addicted to the Internetgames

It’s the fact _____ he doesn’t know his ownbirthday surprises us all．

Air, or _______ is called the atmosphere, surrounds the whole world.

I can’t finish this job by Friday You expect too much of me

e me, sirWould you do me a favour — Of course What isit — I ______ if youcould take me to the station