Answer Key

Pre-test

Choose the correct expression.
  1.  [Who are you waiting for] ?
  2. Do you know what  [her phone number was] ?
  3. Who  [changed] the password?
  4. What  [happened] ?
  5. Who  [called] ?
  6. I don't remember what  [you said] .
  7.  [Has] everybody received the info?
  8. Who  [does this book belong to] ?
  9. Who  [knows] the answer?
  10. When  [will they be] arrested ?