Lucy is busy _____ an e—mail.连词成句do,you,to,what,want,buy

Lucy is busy _____ an e—mail.连词成句do,you,to,what,want,buy
还有几个：
1.We have a Sports Day next week对划线部分提问
划线部分是：Sports Day
______ _____ you have next week?
2.Today is Monday 对划线部分提问
划线部分是：Monday
____ ____ is today?
They have a school t____ every year.
B_____ is the date of one's birth.
The Spring F______ is important to every Chinese.
怎么填