翻译、改一般疑问句、否定句、对画线部分提问

Today is Thanks Giving.
Is today Thanks giving?
Today is not thanks giving.
When is thanks giving?
People always have parties on National day.
Do people have parties on National Day?
People do not have parties on National day.
What do people usually do on National day.
I watched moon on mid-autumn day last year.
I did not see moon on mid-autumn day last year.
Did you see moon on mid-autumn day last year?
Who saw moon on mid-autumn day last year?

1.Today is Thanks-giving day.
which day is Thanks-giving day?
2.People always hold meetings on National Day.
What people always do on National Day?
3.I watched the moon last Middle-Autumn Day.
Who watched the moon last Middle-Autumn Day?