--Lily, can you help me clean the windows?--Why______? Tom is sitting there doing nothing.
"There is ______ in today's newspaper, so you needn't read it," the father says to his son.
These are _______ cups. _______ are over there.
--- _______city is the capital of China? ---Beijing is .
- ______ is Sam? - I think he is at Tina’s home. A. Who B. HowC. Where
Mr Green has three _______: Jim, Jeff and Jean. A. sons B. children C. daughters