It’s. I think it’s very easy.
Where is your brother? —He is in Beijing. He _____ back in three days.
I can’t find my favourite magazine. Have you seen _________?—Jack went away with _________ just now, but I’m not sure whether it’s yours.
Were you watching TV _____ 8:00 _____ 9:45 yesterday? [ ]
Lily with her parents ______ Oxfam since two years ago.