At the party, we all sang"Happy birthday" and eat birthday cakes. Every body was happy.我说的这个是过去式
Everyone sing "Happy Birthday"and eat birthday cake at the party ,everyone was happy.
In the party, everyone is singing the birthday song, eating the cake. And everyone is happy.
Oo the part, we are singing ‘Happy Birther’, eating birther cakes. Eveybody evey exciting.
At the party ,we sang happy birthday and ate the birthday cake . Everyone was happy