Question

【题目】I can't miss three _________ of school.
A.week
B.weeks
C.weeks’
D.week's

Answer 1

【答案】B
【解析】句意：我不能错过三个星期的课。名词所有格的两者形式：①有生命的's所有格；②无生命的of所有格。句中有了of school,所以可以排除Ｃ和D，三个周应该用复数，故选Ｂ。