Verified answer

1) Has finished; 2) was training; 3)has bought; 4) haven’t danced; 5) came; were playing; 6) … did you sister go?7) has just recovered; 8) have never been; 9) were talking; 10) spoke; 11) haswashed; 12) has your mother returned; 13) was doing; 14) drank/had given; 15)have you ever been; 16) hasn’t read; 17) had reached; 18) haven’t received; 19)had forgotten; 20) have already studied; 21) spent; 22) have bought; 23) hadlearnt; went