Her understanding of the issue was impressive.
Sir, I'm having difficulty understanding the topic.
Sir, I'm having difficulty understanding the subject.
I was worried about not understanding the instructions.
I don’t speak about this matter for not understanding it.
They apologized to us for the misunderstanding sincerely.
We felt ashamed for ourselves after the misunderstanding.
Tom doesn’t speak about the project for not understanding it.
There was a misunderstanding among all the members of the family on a trifle thing.
There was a misunderstanding among the students of Vasanth Academy about a class schedule.
A student submits a late assignment to her professor after staying up all night to finish it because she was sick for three days and could not concentrate on her work so she writes an apology email explaining the situation and attaches a medical certificate as proof hoping the professor will accept it without penalty and give her a fair grade based on the quality of her work which she believes reflects her true understanding of the topic.