Вставить have\has. mum and already come home/ liz__ made pizza. my not seen this film yet. we are happy: done our homework. taken my little sister to the zoo.

 Mum and Dad__have_ already come home/ Liz_has_ made pizza.
My friend_has__ not seen this film yet.
We are happy:we_have__already done our homework.
I_have__ taken my little sister to the Zoo.

Has, has, have, have, have.
Он, она, оно пишешь has, всё остальное have.