I will read a book tomorrow.
1) I will read a book tomorrow, will not I?
2) Will I read a book tomorrow?
3) Who will read a book tomorrow?
4) When will I read a book?
5) What will I do tomorrow?
Bob visited Russia last summer.
1) Bob visited Russia last summer, did not he?
2) Did Bob visited Russia last summer?
3) Who visited Russia last summer?
4) When did Bob visit Russia?
5) Which country did Bob visit last summer?