12th grade
No you would be I 12th grade.
Most likely a senior in high school (12th grade).
12 grade
No you cannot. This is because Senior is grade 12 which is high school. Junior high would not go up that high of a grade level.
A freshman is 9th grade A sophomore is 10th grade A junior is 11th grade A senior is 12th grade or graduation year
After Freshman, the next class is named Sophomore(10th grade), and then Junior(11th grade), and finally Senior(12th grade).
Senior iz oldest. First itz Freashman, then sophmore, junior, then senior. For a total of 4 years
he's 15 in 9th grade.
Senior
The order of years in high school: Freshman (Grade 9) Sophomore (Grade 10) Junior (Grade 11) Senior (Grade 12)
If you were born in the winter, spring, or summer then you would likely be a senior in high school (12th grade). If you were born in the fall you would likely be one of the older people in your class and would still be a junior (11th grade) but it would depend on your state's cut-off date for starting kindergarten.
a senior in high school