three days,three-days,three-days'和three-dayWe'll have a （ ）holiday.What are you planning to do?A.three daysB.three-daysC.three-days'D.three-day一定要告诉我理由,光一个答案没用
问题描述：
three days,three-days,three-days'和three-day
We'll have a （ ）holiday.What are you planning to do?
A.three days
B.three-days
C.three-days'
D.three-day
一定要告诉我理由,光一个答案没用
答