根据问句,选择适当的答语。(20分)( )(1)What are you doing?( )(2)What is Sam doing?( )(3)What is she doing?( )(4)Are you writing a letter?
___________ is my brown jacket ?It is on the chair. A. What B. How C. Where
What colour are your socks ?They ___________ white. A. is B. are C.do
What ___________ is it ?It's 4 o'clock. A. colour B. time C. class
What is your sister name? ___________ name is Mary. A. Her B. My C. She
Where is the computer room It's on ___________ (二楼). A.the third floor B.the first floor C.the second floor