The cat SAW a mouse.
The cat DIDN'T SEE a mouse.
He ate Chinese food last week.
He DIDN'T EAT Chinese food last week.
He forgot to do his homework.
He DIDN'T FORGET to do his homework.
We played cards last weekend.
We DIDN'T PLAY cards last weekend.
The men in black fell off the motorbike.
The men DIDN'T FALL off the motorbike.
We did a lot of gardening at the weekend.
We DIDN'T DO any gardening at the weekend.
I brought you a souvenir from London.
I DIDN'T BRING you a souvenir from London.
I liked that film very much.
I DIDN'T LIKE that film very much
I watched the football match last night.
I DIDN'T WATCH the football match last night.
He swam 20 laps yesterday morning.
He DIDN'T SWIM 20 laps yesterday morning.
Yesterday I made a pizza for supper.
Yesterday I DIDN'T MAKE a pizza for supper.
I went to the dentist yesterday.
I DIDN'T GO to the dentist yesterday.
We sang in a choir last year.
We DIDN'T SING in a choir last year.
He took the books back to the library.
He DIDN'T TAKE the books to the library.
My dad caught a large fish for dinner.
My dad DIDN'T CATCH a large fish for dinner.
Last month they put on their summer clothes.
Last month they DIDN'T PUT on their summer clothes.
I had a cake for my birthday on Saturday.
I DIDN'T HAVE a cake for my birthday on Saturday.
We came home at 10pm.
We DIDN'T COME home at 10pm.