- ______ is Sam? - I think he is at Tina’s home. A. Who B. How C. Where
Look ! There’s a watch _______ on the ground .
Please give me _________.
Beijing is ______big city and it’s ________ capital of China .
This is a bridge _______ the river and there are many boats _______the river .
---Hello! Who’s that _______ ?---This is Mary . I’d like to ______ to Andy about tomorrow’s trip.