hour的过去式是什么
hour没有过去式，因为它是名词。 n. 小时；钟头；课时；…点钟 Each game lasts about an hour. 每场比赛约一小时。 They waited (for) about an hour. 他们等了一小时左右。 They kicked off an hour ago. 他们是1小时前开球的。 The plane took off an hour late. 飞机延迟了一小时起飞。 My flight was an hour late. 我那趟航班晚点了一小时...