Reason for ambiguous relation of agent and object;

This paper gives a general account of the characteristics of the English and Chinese passive construction from 4 aspects: origin,formation,agentivity and pragmatics.

No examples of‘NV’compounds in which‘N’is interpreted as Agent can be found and‘N’is normally interpre- ted as Theme.

Austin draw three acts from a complete speech act, namely, "locutionary act", "illocutionary act" and "perlocutionary act".

In this article,the author collects twenty_seven representative construction accidents of grouting piles from data,such as the disfigurement of pile body,the lack of bearing capacity,snakes in hole,water gushing,quick sand and so forth,and finally gives synthesis on these accidents.

There are typological universality and cognitive basis in the formation of "Pstimulus V YU(于) NPexperiencer" and the choice of agent marker.

Because the view is held that change of state and non-agentivity are essential semantic properties for the alternability,it is argued that they are not sufficient conditions for the verb to allow ergative alternation.