Difference between firstly and primary

[ivy may]

ESL/EFL Test "Planning a Business", question 5

Your ......... concern is naturally the plan but don't forget your capital or your premises.

(a) firstly
(b) primary
(c) primarily
(d) initially

ESL/EFL Test "Planning a Business", answer 5

Your primary concern is naturally the plan but don't forget your capital or your premises.

Correct answer: (b) primary

Your answer was: correct
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what's the difference between firstly and primary?
they are the same meaning, aren't they?

ivy

[Alan]

Hi ivy may,

Firstly is an adverb and means in the first place and primary is an adjective meaning initial.

Alan
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English as a Second Language
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