They went to the theater last Sunday. My parents bought this appartment three years ago. Tom visited London last summer.
They didn't go to the theater last Sunday. My parents didn't buy this appartment three years ago. Tom didn't visit London last summer.
Did they go to the theater last Sunday? Did my parents buy this appartment three years ago? Did Tom visit London last summer?
They went to the theater last Sunday. My parents bought this appartment three years ago. Tom visited London last summer.
They didn't go to the theater last Sunday. My parents didn't buy this appartment three years ago. Tom didn't visit London last summer.
Did they go to the theater last Sunday? Did my parents buy this appartment three years ago? Did Tom visit London last summer?