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.
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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
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English as a Second Language
You can read my ESL story Too Many Words

[Cimarro]

Hi,dear Mr.Daerr!

I have just taken the multiple choice test number 17. I got right at all 10 questions at my first attempt:
Cimarro progress report To be honest with you, I'll tell you that when I was taking the test I was looking at the explanation part of the test. I had some doubts ,but all is clear now.
I look forward to your next e-mail lesson.
Many thanks for everything.

Best regards,Peter!

[Kung]

Dear Torsten,

I 've just taken two tests .I only got eight but it's ok. for me cause of I didn't learn them much. And I have to say sorry for I didn't study your lessons for a long time. I feel confuse with my routine works and no have time to do anything .Everything comes to me too much . I need time to relax and .... I promise I'll come back for English again after I get better
Thank for your useful lessons.
Kung,