Correct grammar is taught at a very young age to children in school. Many classes have spelling lessons that eventually help these young children develop the skills to understand correct usage of grammar later on in their life.
Do you know what correct grammar is? Do you know what correct grammar is?
no. does she know is correct.
That sentence is grammatically correct.
Grammar is tricky. If you did not learn it as a child, the best way to learn it (and know whether your grammar is correct) is to find someone who speaks correct grammar and listen to them, a lot. NPR is a good place to listen to people who have good grammar.
"The couple don't know" is correct.
The correct grammar is 'whom to trust'. I didn't know whom to trust.
No, "will be had" is not a correct grammar. The correct grammar would be "will have."
Yes, that is correct.
Louis has broken His wrist and thats all I know of from the top of my head (and its break not brake I correct grammar a lot)
No, it is correct grammar, not a correct grammar.
no not really
Well, you don't, obviously - it's "THEIR" not "THERE".