Суфикс в слове рожки, волчище, киевлянин

1.Where are\is you from?
2.What  are\is this?
3.Are\is they from Italy?
4.What are\is your telephone number?
5.Are\is you a secretary?
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1.At weekends Ali cook\cooks dinner for his friends.
2.When does\do you get up?
3.Andrew and I like\likes playing tennis .
4.Tom have\has lunch at work.
5.John lives\live in London.
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помогите срочно)