楼上那位 校名写错了 还是用复合句会比较漂亮 “has been doing...with状语从句” He has been teaching at Peking University and Tsinghua University for a very long time with his wealthy teaching experiences on physics as well as chemistry.
楼上的extensive用得很精彩！但是experience用作经历时应该是可数名词，另外后面跟in表示方面。后一句一般，结构也有问题，大家研究一下： He has extensive experiences in teaching physics and chemistry, and he has given lessons in Tsingwa University as while...
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