—I’m sorry for losing your book.—______.A. Never mind B. So careless C. You’re welcome
We __________ in the same school since three years ago.
We were in Qingdao last week and ____ great fun there.
—_____ did Mr Li finish the work last night? —At about eleven, I think.
--_____ you call back tomorrow? --Of course I can.
Our teacher often tells us ____ the windows before we leave.