Answer:
Adjectives can be divided into two kinds, scalar and absolute. A scalar adjective denotes a property that can be calibrated in degrees and can be modified by an adverb (Example 1); an absolute adjective denotes a property that cannot be calibrated and normally cannot be modify the degree adverbs (Example 2 & 3).
1) 这个答案很好。
DEM-CL answer very good
“This answer is very good.”
2) *这个答案很错了。
DEM-CL answer very wrong CRS
3) 这个答案错了。
DEM-CL answer wrong CRS
“This answer is wrong.”
Reference
Sun, Chaofen. 2006. Chinese: A linguistic introduction. Cambridge: Cambridge University Press.