Linking Verbs

I ____ going to the store.

• is
• are
• am
• were

They _____ playing outside.

• is
• are
• am

The boys ____ playing a game yesterday.

• am
• was
• were
• is

We ____ going to the park today.

• am
• are
• is
• was

She ___ doing homework.

• were
• am
• is
• are

My brother _____ three years old today.

• was
• were
• is
• are

Identify the linking verb in the sentence.
The cheetah is the fastest land animal.

• cheetah
• fastest
• land
• is

You _______ a new iPhone. 

• has
• have

My friend ____________ red shoes.

• has
• have

I ____________ a doctor's appointment on Monday.

• has
• have