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9。ll be happy to check into it for you. ? Here are some further examples: I wish I could answer your question, but unfortunately I have no good answer. ? I39。m not sure that I can answer your question. What I39。m going to say is not quite an answer to your question. ? I think that question could be better answered by Dr. Liu than by me. ? I think perhaps Dr. Chen would be better able to answer this question. ? Prof. Li would be a better person to answer your question since he has done a lot of work in this field. ? Fortunately, Prof. 39。Ma, who is an authority in this area, is 39。here. I think no one is more suitable than him to answer your question. Thank you for your attention!