Что нужно вставить am,is,are
1 He ... going to intive his friends
2Liz...going ti make a birthday cake for Twinky
3The children ...going to make sandwiches
4They... going to put balloons everywhere
5The party...going to be fun.

Cпacибo

3) are

1 is2 is 3 are4 are5 is

1 He is(was) going to intive his friends2Liz is(was) going to make a birthday cake for Twinky3The children is(was) going to make sandwiches4They are(were) going to put balloons everywhere5The party is(was)going to be fun.То что в скобках это слова на всякий....)