TO BE (+)
He (be) happy.
He is happy.
________ old are you?
How old are you?
We (be) friends.
We are friends.
______ ____ your name?
What is your name?
Tom and Mark (be) students.
Tom and Mark are students.
_________ are you from?
Where are you from?
This pencil case (be) new.
This pencil case is new.
________ do you spell it?
How do you spell it?
Mary and I (be) at school.
Mary and I are at school.
__________ is your birthday?
When is your birthday?