VOA慢速英语:Test Scores Drop in South Africa with New Education Plan

advocacy - n. the act or process of supporting a cause or proposal

indicator - n. a sign that shows the condition or existence of something

decline - n. the process of becoming worse in condition or quality

apartheid - n. a former social system in South Africa in which black people and people from other racial groups did not have the same political and economic rights as white people and were forced to live separately from white people