从括号内选择适当的单词完成句子
1.Jenny is the ________(four,fourth)girl to come.
2.Miss Smith is ________(a,an)art teacher.
3.--__________(how,when)is your School Day?
--It's April 19th.
4.Hello!I'm _________(Sally,Sally's) sister.
5.--How old are you?
--I'm thirteen __________(year,years)old.