(1) First point out the definite object and use "for" instead of "about". For example, "we must study and analyze cultural heritage." To express relevance, use "about" instead of "right", for example, "There is a beautiful folklore about morning glory and weaver girl."
(2) Second, "for" can be used at the beginning of a sentence, and "about" can only be used at the beginning of a sentence. For example, "I know the cause and effect of this very well." I can't say, "I know the cause and effect of this very well."
(3) Thirdly, "about" is suggestive, and the prepositional structure composed of "about" can be used as the title of the article independently, such as "about outlook on life" and "about prose". The prepositional structure of "Dui" is often used as an adverbial, and generally cannot be used as the title of an article alone.
Extended data:
Yes, prepositions. Someone who introduces an object or thing. Mao Zedong? In memory of Dr. Sun Yat-sen: "China should make greater contributions to mankind." ?
Introduce the interested parties of the object or thing: public property, big or small, should be cherished. Everyone has the same opinion on this issue.
About prepositions. The person who introduces something forms a prepositional structure as an attribute (modern Chinese should follow' de').
Ba Jin? "Cold Night" I: "In any case, when bidding farewell to his father, Xiao Xuan should ask a word about his mother." Modern Chinese is also used as a predicate in the format of "Shi … De". There is a meeting on patriotic health campaign in the factory today.
References:
Baidu Encyclopedia-About
References:
Baidu encyclopedia -For