Starting from the cognitive perspective of semantics, we are justified to divide discourse connectives into two typesconceptual and procedural, both of which are linguistic representations in the course of mapping mental representations into linguistic structures.

This paper demonstrates the essence of the progressive aspect from the cognitive meaning and schema, that is :to express a durative process consisting of dynamic changes implying end points but excluding them.

On the ground of empiricism,basing on the body perception of the objective world,cognitive semantics thinks that semantic is the process of conceptualization and categorization.

Based on the different theories, the semantic cognition of verbs may be analyzed from different angles.

Then we interpret the construction of the sentences from semantic cognition.

Tell (gaosu) and inquire (dating) are basic speech act verbs in English-Chinese which have unique features of informative transmission and semantic cognition.