“Alex,I think two hours of TV is enough for you.” “Could I at least finish____this show?” A.watching B. to watch C. watch
--- Where is Mary? --- She ____ to Harbin.
I’ve ____ met her before, so I don’t know her.
--- ____ have you been a member of Greener China? --- For two years.
--- Have you ____ your key? --- No, I’ve ____ for it everywhere, but I can’t find it.
My brother always ____ his lesson, so he is a top student.