Abstract: The phenomenon of emphasis on the theory and neglect of practice is particularly common in our students. In order to improve the teaching quality of environmental monitoring experiment, the teaching evaluation mode of much more emphasis on learning outcome than process for reform as a breakthrough, teaching assessment system including the whole process of preview check, experimental procedure inspection, experimental summary, experimental test have been constructed, and form mutual evaluation mode of the combination of teacher and students. It is proved that mutual and the whole process evaluation mode is very important in improving and comprehensive quality roundly and cultivating environmental monitoring the compound talents within innovative consciousness and high practical ability.