Please stand up when the teacher enters.
He stood by the window and looked outside.
Who is the girl standing behind Kamal?
I can understand what you must be going through.
Children under 12 cannot understand this problem.
Sir, I'm having difficulty understanding the math.
Sir, I'm having difficulty understanding the topic.
Sir, I'm having difficulty understanding the class.
Sir, I'm having difficulty understanding the subject.
I understand that we can’t do that, but can we discuss some other options?
I understand that we can’t do that, but can we discuss some other alternatives?
I understand what you’re saying, but our final adjustment is very clear on this one.