"在一天有多少小时”用英语怎么说?

问题描述:

"在一天有多少小时”用英语怎么说?
用英文,在一天有多少小时 还有 一周有多少天 一年有多少个月 把这些句子用英文翻译下,

how mang hours in one day?how many days in one week?how many months in one year?