Is the Nanjing Bridge open to the public yet?—Yes. It ____ for almost one and a half months .

I’m hungry. I_____ breakfast yet.

I could read and write when I was four years old.- Really? _____.[ ]

______ people visit the 2010 Shanghai World Expo every day?— About 300,000. [ ]

Is that Kate’s car?–It ______be hers. She has just gone for a meeting.