1. My father has worked with John for five years.
=> How long has your father worked with John ?
2. She has just gone to the library.
=> Where has she just gone ?
3. I have watched Titanic already
=> What have you watched already?
4. The road was being repaired when we visited the park this morning
=> Which was being repaired ....?
5. At 7 p.m. yesterday, my car was being used by my parents
=> What was being used by my parents at 7pm yesterday?
6. The classroom was being cleaned when the students arrived
=> What was being cleaned ....?