This document discusses subject pronouns and the verb "to be" in English. It provides examples of subject pronouns like I, you, he, she, it, we, they and how they are used with the verb "to be" in affirmative and negative contractions. Examples are given of using subject pronouns and the different forms of "to be" (am, is, are) with singular and plural nouns.

1. Subject Pronouns and Verb TO BE Subject pronouns replace nouns.
I My name is Kate. I am 20.
Singular You You are my friend. You are nice.
He Andrew is a teacher. He is patient.
She Sarah is tall. She is 13 years old.
+ VERB My house is small. It is white and blue.
It Ginger is a sweet dog. He is outside.
Her cell phone is new. It is on the table
We Mike and I are from Quito. We are co-workers.
Plural You Tom and you are in my class. You are brothers.
My markers are old. They are in my backpack.
They Megan and Kelly are sisters. You are lawyers.
Quito and Cuenca are beautiful. They are in Ecuador.

2. VERB TO BE
AM IS ARE
Affirmative Contraction Negative Contraction
I am I’m I am not I’m not
You are You’re You are not You’re not / You aren’t
He is __He’s___ He is not he’s not / He isn’t
She __is_____ she’s _____ She is not She’s not / She isn’t
It __is_____ _it’s______ It is not it’s not/ It isn’t
We are _we’re______ We are not We’re not / we aren’t
You ___are____ you’re _____You are not you’re not / You aren’t
They ___are____ they’re _____They are not they’re not / they aren’t
Examples:
1) I ______ from the United States. 2) Sandra and Vivian ______ very tall.
3) Michael ______ a taxi driver. 4) The cat ______ under the table.
5) You ______ my best friend! 6) The dogs ______ in the garden.
7) My dad ______ at home. 8) Her brothers ______ happy.
9) His wife ______ from Mexico. 10) Its toys ______ on the floor.
*Important: The form of the verb TO BE depens on the NOUN, not on the possessive adjective.
My She IS…
Your They ARE…
His It IS…
mom
friends
house
Singular noun: IS
Plural noun: ARE