Question

Nick has already packed the suitcases (+) Nic.k hasn’t taken his library book back yet.(-)
 Nick has already pack suitcases (+)
 Nick has already water flowers (+)
 Nick hasn’t take my library book back(-)
 Nick has already say ‘good-bye’ to Nigel (+)
 Nick hasn’t clean my shoes(-)
 Nick has already call Granny (+)
 Nick has already buy some food and drinks (+)
 Nick hasn’t clean the parrot’s cage(-)
 Nick hasn’t change the water for the fish(-)
 Nick has already buy a present for Granny (+)
Исправьте ошибки