American students go to school five days _____

试题详情及答案解析: American students go to school five days ______.
A. every week B. the week C. a week; 答案：C; 试题分析：句意：美国学生一周五天去上学。every week “每周”常跟一般现在时连用，a week "一周"。结合句意，故选C
考点：考查名词的用法。