--- My bike is broken. May I go ______ yours? ---- Sorry, mine ________ broken down.
—It looks like rain, __________? —Yes, it does. And I forgot my umbrella.
Sam came to Baihai in 2002. He __________ here for nine years.
You’ll be late __________ you don’t get up now.
—When _________ the car _______ ? —Sorry. I don’t know.
—Whose schoolbag is this? —It ___________ be Mary’s. It has her name on it.