Помогите. Употребить данные предложения во всех вормах (утвердит., отриц., вопросит.) We sang in class. I sat on a chair. He spoke English. My cat spoilt the table. The table stood at the pool. She tought students five ears ago He told story. We thought about poems. He threw a stone in to the river. She understood me. I wore spectacles. We won! I wrote letters. Народ, заранее спасибо!

Оставив прошедшее?
we didnt sing in class
did we sing in class?
I didnt sit on chair
did I sit on chair?
he didnt speak English
did he speak English?
my cat didnt spoil the table
did my cat spoil the table?
the table didnt stay at the pool.
did the table stay at the pool?
she didnt teach students five years ago
did she teach students five years ago?
he didnt tell story
did he tell story?
we didnt think about poems
did we think about poems?
he didnt throw a stone in to the river
did he throw a stone in to the river?
she didnt understand me
did she understand me?
I didnt wear spectacles
did i wear spectacles?
we didnt win
did we win?
I didnt write letters
did I write letters?