Does this sentence sound natural? "Although I had not been introduced to the field of linguistics until I started college, my passion for language started as young as nine years old during summer private English classes." I feel it needs fixing, but I am not sure what and how to fix. How would you say the above sentence if you think there is something wrong with it? Thank you in advance!

is this expression correct and natural? Does it sound natural to use the verb "involve" this way: Dreams involve his sleep.

how to use the possessive pronoun in this sentence? "I wanted to have a sample of (your every talent)" Is it correct to say it this way? Tell me about other expressions that native English speakers naturally use!

one of my friends' friends or one of my friends' friend I have many friends, and one of them has a friend. I wasn't sure whether the sentence I said was correct "one of my friends' friend" What would a native English speaker say naturally?

Is this use of "should have been + v-ing" correct? Is this sentence grammatically correct: ( We shouldn't have been talking about this topic for hours. ) If it is not correct, can you tell me why? Thanks

which or whom I found this sentence in Daniel Defoe's "Robinson Crusoe", "I had two elder Brothers, one of which was Lieutenant Collonel". Should it be "one of whom" instead of "one of which"? Is the sentence grammatically correct?

what is more natural in this context (so far - for ages )? This is the best photo I've seen (so far / for ages)

Can I describe a girl as "bastard", or is it particularly for guys? If it's just for guys, what would be an equivalent word to describe a girl? My question seems really ridiculous!!!!

How to ask this question? The story is that a receptionist told my friend and I that the breakfast is from 8-10. I didn't hear her, so I asked my friend what she said. I asked "When did she say the breakfast is?" Is my question right. I'm asking about the time of the breakfast, not the time that she said that. How to ask both question, so I can avoid any ambiguities in the future? Thanks in advance!