Two Ill Sentences and Punctuation Problems (to be analyzed)

First of all, there is a contradiction between making people laugh and generosity.

Second, there should be no comma after professor C, which makes the structure of the first two sentences incomplete.

(Cell phone answer, inconvenient, please ask questions if you are not clear. )

Modify:

A. an incomprehensible fancy store name can only make people laugh. "Make people laugh" and "make people laugh" are repetitive. Making people laugh means being teased. You can delete "make people laugh" or change it to "make people happy".

B. In order to promote agricultural development in mountainous areas, it is necessary to carry out phenological observation in mountainous areas. The sentence composed of "for" is a prepositional phrase expressing purpose. In general, it should be followed by sentences expressing modal actions, such as "should" and "must" as predicates, so it should be revised as:

In order to develop agriculture in mountainous areas, phenological observation in mountainous areas is necessary.

The problem with punctuation is C sentence, and the problem lies in the second comma of the whole sentence, which makes the subject of the whole sentence an independent component, so that it and the second half of the sentence have incomplete components.