A： What are you reading， Ken？
B： The Old Man and the Sea by Hemingway．
A： Wow， now I know why you're so （1） writing stories．
B： Yes， I want to be a writer．
A： Really？ （2） become a writer？
B： Well， I'm going to keep on writing stories， of course． What do you （3） when you grow up？
A： My parents want me to be a doctor， but （4） ．
B： Well， don't worry． Not everyone knows what they want to be． Just make sure you （5） ．
Then you can be anything you want!
A：Yes， you're right．