Помогите пж. Дам 20 баллов Раскройте скобки,употребляя глаголы в Present Perfect,Present

Помогите пж. Дам 20 баллов Раскройте скобки,употребляя глаголы в Present Perfect,Present Continuos, Present Simple, Past Simple. 7.My watch (to stop).There (to be) something wrong with it. 8.You (to see) Jack today?Yes,I (to see) him at the institute. 9.You (to hear) the new symphony by M.?-Yes,I... . When you (to hear ) it ? -I (to hear ) it last Sunday. 10.You (to change) so much.Anything (to happen)? 11.What you (to do ) here at such a late hour ?You (to write) your composition ?-No, I (to write) it already.I (to work) at my report. - And when you (to write) your composition ?-I (to finish) it two days ago. 12. I say,Tom,lets have dinner.-No, thank you,already (to have) dinner. 13. What tne weather (to be) like?It still (to rain)?-No, it (to stop) rainig.