I understand.
Do you understand?
I think I understand.
I don't understand German.
I could hardly understand him.
Did you understand what he said?
I can't understand his feelings.
I can't understand what she says.
I don't understand German at all.
Do you understand what I'm saying?
She doesn't understand me, either.
She failed to understand a single word.
I can't understand what he wants me to do.
I couldn't make him understand my English.
I don't understand what he wants me to do.
She needed someone who would understand her.
I couldn't understand why she frowned at him.
I don't quite understand what you are saying.
I don't understand what you are talking about.
I'm sorry, but I don't understand English well.
I can't understand what you're trying to get at.
I can understand why you don't want to eat there.
You don't understand how worried I was about you.
He spoke slowly enough for everyone to understand.
Tom doesn't understand what Mary is trying to say.
The more I think about it, the less I understand it.
I couldn't understand the announcement that was just made.
Tom pretended he didn't understand what Mary wanted him to do.
After I got married, my Japanese got better and I could understand more.
I don't understand and I'm not used to not understanding. Please explain it once more.