用适当的阿拉伯数字填空。1. There are ___________ months in a year.
2. There are ___________ weeks in a month.
3. There are ___________ days in a week.
4. There are ___________ days in a year.
5. There are ___________ hours in a day.
试题答案
1. 12 2. 4 3. 7 4. 365 5. 24