Verb to be

He ____ my teacher. (Negative form)

• is

• isn't

• are

• aren't

____ they at school?

• Are

• Is

• Isn't

• Aren't

Is this a dog?

• No, they aren't.

• Yes, they are.

• Yes, it is a dog.

• No, it isn't a dog.

He ___ a police officer. (Positive form)

• isn't

• are

• is

• aren't

This book ___ mine. (Negative form)

• isn't

• aren't

• is

• are

John and I ___ married. (Negative form)

• isn't

• aren't

• is

• are

Those ___ my pencils. (Positive form)

• aren't

• isn't

• are

• is

John and Peter ___ married. (Negative form)

• are

• is

• isn't

• aren't

___ Jane and Alice sisters?

• Is

• Are

• Aren't

• Isn't

___ Anna John’s sister?

• Is

• Isn't

• Are

• Aren't