[Grammar] is tenses include to grammar or structure

[meoow cutee]

im is a student of university in indonesia,
my profesor change my research paper bout"improving student jazz chant" become "improving students structure by using jazzchant"
then,is there any differencess betwen structure and grammar?
how bout tenses it include to structure or grammar?

 

[Tdol]

Structure can be used for individual items, like used to, and also for the way we make something, like the verbs and tenses used in each conditional.

I would change your title to Improving Students' Structure through Jazz Chants/Uisng Jazz Chants and it should be about not [strike]bout[/strike].