There are ( )days in aweek and ( )days in january.

題目：

There are ( )days in aweek and ( )days in january.
( )is the first day of a week.
sichuan earthquake took place on the ( )of( )in 2008.
john is twenty years old.but he has only five birthdays.his birthday is on the ( )of( )

解答：

There are (seven )days in aweek and ( thirty-one )days in january.
(This) is the first day of a week
sichuan earthquake took place on the ( twenty-first （21st) )of( May )in 2008
john is twenty years old.but he has only five birthdays.his birthday is on the (twenty-ninth （29th) )of( February )