![](https://rs.olm.vn/images/avt/0.png?1311)
- We (buy).......HAVE BOUGHT.......a new lamp.
- We (not/ plan)......HAVEN'T PLANNED........our holiday yet.
- Where (be/ you) HAVE YOU BEEN?
- He (write).......HAS WRITTEN.......five letters.
- She (not/ see)........HASN'T SEEN......him for a long time.
- (be/ you)........HAVE YOU BEEN......at school?
- School (not/ start)......HASN'T STARTED........yet.
- (speak/ he).......HAS HE SPOKEN.......to his boss?
- No, he (have/ not).......HASN'T HAD.......the time yet.