EVER / NEVER

Choose the correct answer. Ever & Never

Q1 - I've ____ seen her do that.
ever / never

Q2 - I've trouble ____ since I bought it.
ever / never

Q3 - I am surprised that you have _____ done it before.
ever / never

Q4 - Have you ____ tried it?
ever / never / Either could be used.

Q5 - Haven't you ____ been there?
ever / never / Either could be used.

Q6 - 'Ever' and 'never' are adjectives.
True / False

Q7 - It's ____ been this bad before.
ever / never / Either could be used.

Q8 - 'Ever' and 'never' are adverbs.
True / False