Hiroki's not here today. He's She's They're( He's, She's, They're ) at work.
Ellen's not 're not 's( 's not, 're not, 's ) in class. She's He's They're( She's, He's, They're ) sick.
Carmen and Suzanna are late. They're She's He's( They're, She's, He's ) in the cafeteria.
Nick is in class today. He's She's They're( He's, She's, They're ) asleep.
The teacher is are am( is, are, am ) in the classroom.