Sometimes we may want to say something is "not even the least bit. . ." For example, we might say in English: "I am not at all hungry." In Chinese, we can use 一点也不 or 一点都不 to express "not at all"

一点也/都不 with an adjective 
The phrases "一点也不 " and "一点都不 " can both be used to express "not at all ."
subject+一点也/都+不+Adjective

Examples 

一点也/都不 with a verb 
This describes the subject as being "not at all adjective" or "not even slightly adjective". Psychological verbs can also appear in place of the adjective in this structure.

subject+一点也/都+不+verb
Examples 

一点也/都不 with 没 
The phrases "一点也没 " and "一点都没 " can also be used to express "not at all ." This is used when the statement uses or implies the verb negative form of 有　in　the past.
subject+一点都/也+没+verb

Examples