The writer holds that in order to skillfully master a sentence pattern,ideomatically apply it,one should plunge himself into mechanical drill,meaningful drill and communicative drill proceeding from the simple to the more complex.

This article takes emphasize on analyzing the characteristic of the operational semantics and the emotional se- mantics by examples,enumerating some excellent models in semantic product design,finding out the shortage,and summing up the best way of the dialectic application between the operational semantics and the emotional semantics.