I wrote two reports last week.
I didn't write two reports last week.
He travelled to work by bus last month.
He didn't travel to work by bus last month.
We had a meeting yesterday.
We didn't have a meeting yesterday.
They resigned last Wednesday.
They didn't resign last Wednesday.
The workers in the factory liked their working conditions.
The workers in the factory didn't like their working conditions.
She worked for Google last year.
She didn't work for Google last year.
They checked the software twice.
They didn't check the software twice.
Last year, I worked for an insurance company in Paris.
Last year, I didn't work for an insurance company in Paris.
The factory used very old machinery.
The factory didn't use very old machinery
She got the job.
She didn't get job.
They sold twenty computers last week.
They didn't sell twenty computers last week.
Yesterday, she solved a problem for a bank.
Yesterday, she didn't solve a problem for a bank.
She made clothes for small companies.
She didn't make clothes for small companies.
I checked my email last night.
I didn't check my email last night.
At the beginning, BMW built cars.
At the beginning, BMW didn't build cars.
In his previous job, he managed a team of ten people.
In his previous job, he didn't manage a team of ten people.
They provided good service.
They didn't provide good service.