问题补充：
We are going to have off next month, so we will go on a trip.
A. a two weeks’
B. two week
C. a two-week
D. two weeks
答案：
A. a two weeks’
B. two week
C. a two-week
(答案→)D. two weeks
解析：本题考查的是数词作定语，have +时间off,表示修···天的假。两周的假：two weeks off或者是a two-week off。句意：我们下周有两个星期的假，因此我们去旅行。故选D
