问题
选择题
It took us quite a long time to get to the amusement park. It was ___________ journey.
A．three hour
B．a three-hours
C．a three-hour
D．three hours
答案
答案：C
“一次旅行”要说成a journey，three hours中间有连字符时hours 用单数three-hour相当于形容词作用。句意：到达娱乐公园需要相当长时间，这是一个三小时的旅行。