Ordinal Numbers
1 one
1st (first)
9 nine
9th ninth
This holiday is celebrated on December 31st.
New Year's Eve
Are you going to do anything this weekend? (yes)
Yes, I am.
When are you going to give gifts? (Christmas)
I'm going to give gifts on Christmas.
2 two
2nd second
12 twelve
This holiday is celebrated on February 14th.
Valentine's Day
Is Morgan going to go shopping tomorrow? (no)
No, she's not. / No, she isn't.
Where are they going to play music? (birthday party)
They're going to play music at a birthday party.
3 three
3rd third
20 twenty
20th twentieth
This holiday is celebrated on July 4th.
Independence Day
It is also called "the Fourth of July."
Is Brian going to work at home next week? (yes)
Yes, he is.
Who are you going to go on a picnic with? (family)
I'm going to go on a picnic with my family.
4 four
4th fourth
30 thirty
30th thirtieth
This holiday is celebrated on December 25th.
Christmas
Are Lauren and her friends going to play soccer later today? (no)
No, they're not. / No, they aren't.
What special food are you (pl.) going to eat? (turkey and mashed potatoes)
We're going to eat turkey and mashed potatoes.
5 five
5th fifth
31 thirty-one
31st thirty-first
This holiday is celebrated on the 4th Thursday of November.
Thanksgiving
Are you (pl.) going to come to class on Thursday? (yes)
Yes, we are.
Why is she going to wear special clothes? (festival)
She's going to wear special clothes for a festival.