This question completely threw me
I learned that it is difficult to answer that question.
I had doubts.
I was able to answer most of that.
I was upset by an unexpected question.
I found it easy to answer this question.
I was able to answer the question.
I am terribly sorry about the amateurish question.
I am sorry that my reply was late.
There was no response to my question.
I had doubts.
I answered this item.
There was no response to my question.
I know that I replied about that.
I was able to answer all the questions.
She made no response to my question.
I skimmed through the content of the response.