Use the simple past or present perfect tenses

Use the simple past or present perfect tenses:
1.Where are you? - I'm upstairs. I (have)...........a bath
2. All of them (sing)...when i (came).............
3. Where.......... you(spend)........your holiday last years?
4. Why didn't you listen wile I (speak).....to you?
5...........you ever (go)........yo hue city: -> Yes. i (go).....there last summer.
6. The power (cut)......off while we (watch)........a good film on tv