aven’t got the textbook for my chemistry yet—I know, and we ________ to get it for the last fiveweeks

Since many young people have become rich on Taobao.com,I wonder what _____ is like to run a successful on-line business. [ ]

_____ you please play tennis with me —Sorry, I _____.

______ no bus, we had to walk home.

Mike was rushed to hospital last night.Is he all right?—Really? But don’t worry！I________to the hospital and see him this afternoon