---Is she in the study ?
---        .
A.Yes, she is.     B.No, she is.      C.Yes, she isn’t.
There _______ some pencils in the box.
  A. isB. beC. are
You can catch the ball _______.
  A. goodB. wellC. OK
--- Is it Amy’s bag?
  --- Yes, it’s _________.
  A. herB. hisC. hers
--- _______ did you do?
  --- I visited lots of places.
  A. WhatB. WhyC. Where
The bell ______ at nine o’clock.
  A. ringB. rangC. rings