At this time, suitable help may help learner create referential connections between multiple representations, construct a coherent mental representation and improve learners achievements.

The second one, based on the concept of mental representation, investigated the effect of construal level on choice preference.

It is important to provide a fully naturalistic explanation of mental representation.

In addition,the internal factors of mental representation were discussed.

This article reviewed the related developments and findings on this topic recently, including the factors that may do effects to it, its relation to awareness and its learning mechanism, the psychological representation of sequence knowledge,the neural bases of implicit sequence learning and the relation between it and age.

Text comprehension is the process of psychological representation to the reading contents according to the text and one s own background knowledge.

Factual representation, psychological representation and linguistic representation are closely interrelated.

This paper made an analysis of the formation of social psychological representation through cognitive linguistics and its role of understanding the metaphors from the cultural elements.