First, you do not use both. Typically, when work related the abbreviation follows the name. For example, John Williams MD. Or John Williams PhD.
It is correct when used to refer to a gay person. It is incorrect when used to refer to a straight person in order to insult them. It is also incorrect to use it as a synonym for stupid.
Yes there can be inccorrect questions. But also there can be a correct question.
The ouija board can give correct answers, but it can also give incorrect answers, and jumbled up answers. There is no yes or no answer for this question, because the board is capable of both being correct and incorrect to questions that are asked.
does she has a pet dog? is incorrect, it should be does she have a pet dog? And has she a pet dog? is correct also.
So that they can be tested and either confirmed if correct or disconfirmed if incorrect. Also, whether correct or incorrect the results may inspire new directions of research. Secrecy is the enemy of scientific progress.
No, "split" is the correct past form of the verb "split." "Split" remains the same in both present and past tenses.
Where = place Were = past tense of "are" Where were you last night? (correct) Me? Were where u? (incorrect, also reveals you were drinking)
So that they can be tested and either confirmed if correct or disconfirmed if incorrect. Also, whether correct or incorrect the results may inspire new directions of research. Secrecy is the enemy of scientific progress.
In this sense, "reported to work" is correct. It's just an awkward sentence. You could change he first option to "reporting for work" and that would also be correct, but the position of the preposition is incorrect.
That is one correct spelling, the preferred one, of "backyard" (also "back yard").
The prefix that means incorrect is "in-", as in "incorrect."
Incorrect Sicily it Part of Italy and therefore Sicilians are also Italians.