Question

Пожалуйста помогите !!
Найдите антонимы:
Mixed schools, part-time education, compulsory, to ace a test, to move up to the next form, optional, single-sex schools, obligatory, full-time education, to blow a test, to repeat the year.

Answer 1

Mixed schools-single-sex schools
Part-time education-full-time education
To ace a test-to blow a test
Compulsory-optional