He________go out with his parents,but now he________staying at home alone.A.used to;is used toB.is used to;used toC.use to;is used to
We won’t start the meeting _________ our teacher arrives
I think the new comer is easy to__.
--What do you do with your homework? --I’m sorry, I_________ it at home.
--- I don’t know how to get there. --- I have no idea, ________.
Once upon a time, there _______ an emperor.