yes, "you discribed to my mother and me" is correct grammar, however the form of the question could be made more clear.
Yes.
I don’t think so
No
"On a train" is correct grammar.
Grammar.
The grammar is correct as it is.
No. The correct grammar is; "Yes, I have a girlfriend."
"My mother and I" is correct.
I think him
The correct grammar is "Your mother works as a receptionist." This sentence is in the present tense and uses the correct conjugation of the verb "works" with the subject "your mother."
No
No, "will be had" is not a correct grammar. The correct grammar would be "will have."
No, it is correct grammar, not a correct grammar.
"On a train" is correct grammar.
no_____If the sentence is You do do that (meaning You are in the habit of doing that) the grammar is perfectly correct and the sentence 'does have correct grammar'.
"July has just been started" is not correct grammar, instead the correct grammar is "July has just started."
"How are your parents?" is the correct way to word it since you are asking about more than one person. If you were asking about only one person, such as the mother, then you would say "How is your mother?".
Grammar.
Yes, that is correct grammar.