Fill in or fill out?

[Guest]

Test No. incompl/advan-54 "Taxes", question 7

Before you can claim any money back on overpayment of tax, you have to ......... an application form.

(a) fill for
(b) fill out
(c) fill through
(d) fill with

Test No. incompl/advan-54 "Taxes", answer 7

Before you can claim any money back on overpayment of tax, you have to fill out an application form.

Correct answer: (b) fill out

Your answer was: correct
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In case "fill in" would also be possible to choose - I think it were ok, too, weren't it?

[Torsten]

Exactly. Fill in and fill out are the same in this case.
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Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary

[rich7]

Some slight differences though, as in:

You can fill in for me, I'm not coming. (be a substitute)

This farm pig is filling out more and more. (become round)
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I should have been born in the USA.
I've got this thing about America.

[Torsten]

Exactly. That's why I said 'in this case'.
_________________
Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary