【题目】Parents have a legal________ to ensure that their children are provided with efficient education suitable to their age.
A. impact B. commitment
C. influence D. motivation
在线课程【答案】B
【解析】
试题分析：考查名词。句意：父母由有法律承诺保证他们的孩子在他们适合的年龄接受教育。 A. impact 影响；B. commitment 承诺；C. influence 影响；D. motivation动机。根据句意可知选B。