Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_1984697_85 (grades VARCHAR, school VARCHAR)

### Question ###
What are the grades served at Manchester Junior-Senior High School?

### Accurate SQL ###

SELECT grades FROM table_1984697_85 WHERE school = "Manchester Junior-Senior High school"