Experience vs. expertise

[Guest]

Test No. incompl/elem-17 "White Water Rafting", question 1

You must admit flying in a hot air balloon is an amazing ..........

(a) expression
(b) experience
(c) expertise

Test No. incompl/elem-17 "White Water Rafting", answer 1

You must admit flying in a hot air balloon is an amazing experience.

Correct answer: (b) experience

Your answer was: incorrect
You must admit flying in a hot air balloon is an amazing expertise.
_________________________

could you pls explain? why use experience

[Alan]

Hi,

Experience has the sense of knowing something personally. If you fall over and hurt yourself, you experience pain. Again in the sentence in the test the word is used as a noun - describing the personal sensation of flying.

Alan
_________________
English as a Second Language
You can read my ESL story Only Three Letters