Раскройте скобки, употребляя глаголы в форме Present Perfect, Present Continuous, Present Simple, Past Simple

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Вот ниже задания

13. is; the sun has already set
14. when did you hear; heard
15. what are you doing now; am writing; when did you receive; received
16. has your son already done; he has just finished; is watching
17. is it raining; stopped; is shining
18. has learned; is translating
19. have your child already gotten; got
20. is; have you finished