Chia động từ trong ngoặc

----- Nội dung dịch tự động từ ảnh -----
Last Sunday, it was Peter's birthday party. His mom
prepared (prepare) the food and sweets. His dad
- (not help) his mom, but he
_(clean)
the garden. Peter's sister
_(help) her mother.
Peter
_(invite) many friends. They.
(arrive) and,
_(offer) him nice presents.
Afer lunch, they.
_(not watch) TV. They
_(play) games, ,
_(listen) to music and
_(dance). In the afternoon, Peter's mom,
(prepare) a lovely birthday cake and everybody
(start) to sing Happy birthday.
They all
(love) the sweets and the cake. Peter's
friends
_(enjoy) the party very much.