Our National Day is Outober 1st.(就划线部分提问）划线部分是：Outober 1st

题目

Our National Day is Outober 1st.(就划线部分提问）划线部分是：Outober 1st
His sister is five years old.(就划线部分提问）划线部分是：five years
Tom likes school trips.(改为否定句）
We have an Art Festival every year.(改为一般疑问句）
This hat is ten dollars.(就划线部分提问）划线部分是：ten dollars

答案

When is your National Day?
How old is his sister?
Tom doesn't like school trips.
Are you have an Art Festival every year?
How much is that hat?