THERE ARE TWO__________ IN A SCHOOL YEAR IN VIETNAM.A. PERIODS B....

10. - DE KIEM TRA 10 CB DA
Tiếng Anh DE KIEM TRA 10 CB DA

10. There are two__________ in a school year in Vietnam.

A. periods B. parts C. stages D.semesters

Circle one word or phrase that must be changed in order for the sentence to be correct.