Where’s Grandma?

Is &ndash; are<br />
They&rsquo;re = they are<br />
- Where&rsquo;s Grandma?<br />
- She&rsquo;s in the dining room<br />
- Is she in the kitchen?<br />
- No, she isn&rsquo;t<br />
- Where are Dad and Billy?<br />
- They&rsquo;re in the dining room<br />
- Are they in the living room?<br />
- No, they aren&rsquo;t