it's too far to walk (there)?

[Sitifan]

Q: Why do birds fly south in the fall?

A: _________________________.

Which of the following sentences should I use to fill in the above blank?

(1) Because it's too far to walk!
(2) Because it's too far to walk there!
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Thank you very much for your reply.

[Haihao]

(2) is better.

[Yankee]

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But (1) is the usual punchline. :wink:
http://articles.latimes.com/2006/aug/03/entertainment/et-pint3
http://www.wildbirds.com/dnn/AboutUs/BirdJokes/tabid/692/Default.aspx
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"Nearly all men can stand adversity, but if you want to test a man's character, give him power." ~ Abraham Lincoln

[Mister Micawber]

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Yes, the shorter the funnier. It gives the joke teller time to run away before being hit with an ashtray.
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Native English teacher at Mister Micawber's