He studied at home yesterday.
He didn't studied at home yesterday.
Did he study at home yesterday?
She had a cute cat.
She didn't have a cute cat.
Did she have a cute cat?
James swam across the river.
James didn't swim across the river.
Did James swim across the river?
He was handsome.
He wasn't handsome.
Was he handsome?
There were three pigs.
There weren't three pigs.
Were there three pigs?
很简单，但是符合要求啊~求分啊~
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