---Why didn't you go to the party last night? --- Because I ___________.
---My bike is broken. May I go ______ yours? ---Sorry, mine _______ broken down.
---Could you tell me ? ---Sorry, I have no idea. I wasn't at the party.
_______ great fun it is to play games on _______ QQ!
—Would you like to go swimming with me this afternoon? —_______, but I have a lot of homework to do.
I have an _______ reading book. Are you _______ in it?