Original sentence: Andrew Technical High School, the St.Elizabeth Technical High School and Kingston Technical High School.Jago High School, Glenmuir High School (co-ed) Meadowbrook High School, and the Ardenne High School (co-ed) Excelsior High School; although there are several good technical high schools
Edited sentence: Andrew Technical High School,  and Kingston Technical High School.Elizabeth Technical High School, St.Jago High School, Glenmuir High School (co-ed) Meadowbrook High School, and Ardenne High School (co-ed) Excelsior High School; although there are several outstanding technical high schools