Write sentences and questions in the present perfect.
1 you / lose / your phone?
2 where/you/be?
3 l/ not see/ Peter / for a long time
4 l/not do/my biology/project
5 Sue / break/her new smartphone
6 Sam/watch/every football match this year
7 the children / not tidy/ their room/this week
8 Dan/give / his presentation ?​