If you want to correct your composition, you’d better be more careful I have crossed out paragraphs for you.
--- He is always stricthis students. --- That is why he is popular the students’ parents.
_______I came to the music hall ,it was a new and grand one .
_____ of the students who took part in the military training is 750.
What way are you thinking of _____ rid of the flies?
It is difficult to imagine his _____ the decision without any consideration.