5. Put the verbs into the present perfect tense
I (not/work) ... today.
We (buy)... a new lamp,
We (not/plan) ... our holiday yet.
Where (be/you) ...?
He (write) ... five letters.
She (not/see) ... him for a long time.
(be/you) ... at school?
School (not/start) ... yet.
(speak/he)... to his boss?
No, he (have/not) ... the time yet.
(She/be) to Australia three times.
I (visit) a safari park.
даю 20 баллов ; ответьте пожалуйста​

1. haven't worked2. have bought3. haven't planned4. have you been5. has written6. hasn't seen7. have you been8. hasn't started9. has he spoken10. hasn't had11. she has been12. have visited