"Thunk" is not proper English at all. It is used either humorously or ignorantly. The word is "thought."
Thunk is a sound made by a falling or thrown object when it hits something, similar to thud.
A thunk in computer science or computer programming refers to a hidden activity occurring when passing possibly incompatible parameters to a subroutine.
It is proper English to say thank you for your concern because that goes to show that you acknowledged the person you are talking to
Yes.
no it is not correct to say you are not for sure instead you can say in proper English that you are not sure about something
Proper usage of this phrase is "I can never..." If you want to use "can't" instead it would be "I can't ever..."
Neither. Getting hair professionally styled is proper. It is acceptable to refer to getting your hair done. It is never acceptable to say "getting your hair did".
No, "thunk" is not the past participle of "think". It is not even a word. The correct form would be, "Who would have thought it?" Sometimes "Who'd have thunk it" is used for humorous effect, with the understanding that the speaker knows it is not correct English.
It is proper English to say thank you for your concern because that goes to show that you acknowledged the person you are talking to
Yeah you can say that or you can also say I can believe
Yes.
No it is "went well".
What sentences
No but Jack Morgan can.
That you need to speak proper English.
The same way you say it in English. It is a proper name.
no it is not correct to say you are not for sure instead you can say in proper English that you are not sure about something
Requests is an English word (plural of request), however we can not say if your use of the word is correct English because you have failed to say in your question how you were trying to use it.
You would say Me and My in proper English. For example, this is me and my brother in the photograph.