It is negative and should read very competent in the fast food market
Does she go to the market is right. The first one is the wrong version of go.
If you do something wrong, be prepared to be named in a lawsuit.
"That was wrong" is a grammatically correct sentence.
There is nothing wrong with that sentence.
Hitler had many ailments, especially towards the end of his life, this was not helped by the fact that his favoured doctor was incompetent.
There is no wrong with sentence to end with also. For example, We can do this work also.
In the sentence, "In your opinion the president was wrong about that." "that" is a pronoun. Its antecedent is presumably in a preceding sentence.
The answer I gave was wrong.
it sounds wrong and its incorrect english
Nothing is wrong with that
It is NOT a sentence.
The sentence is correct. There is nothing wrong with it.