1 Peter swims in the river every summer.
Does Peter swim in the river every summer?
Peter swims in the river every summer, doesn't he?
Does Peter swim in the river or in the lake every summer?
Who swims in the river every summer?
Where does Peter swim every summer?
2 They went to the post office yesterday.
Did they go to the post office yesterday?
They went to the post office yesterday, didn't they?
Did they go to the post office or library yesterday?
Where did they go yesterday?
Who went to the post office yesterday?
3 We will learn hard next year.
Will we learn hard next year?
We wil learn hard next year, won't we?
What will we do next year?
Who will learn hard next year?