—Ruby, when did your father go out?
—I’m not sure, but he ______ go too far. His tea is still hot.
can’t
must
might
The old man wants to sell all the things________money for Children’s Hospital.
Tom likes making model toys________used soda cans.
The girl can hardly speak English,________she?
—What happened________the old man last night? —He got lost and couldn’t find the way home.
Don’t watch TV________school nights.