Question

【题目】They spent a _______ holiday with their parents last month.
A.two week
B.two week's
C.two-week
D.two-week's

Answer 1

【答案】C
【解析】句意：上个月他们和他们的父母度过了两个星期的假。数词-名词=形容词，相当于名词所有格形式。即two-week=two weeks'，所以答案是C。