用this/that is或these/those are填空

题目

用this/that is或these/those are填空

—Who's this?

—_________ my sister.

Dad,_________ my friend,David.

_________ Jack's son and daughter over there?

Hi,Ann. _________ my parents.

1. —Who's this?
—_________ my sister.
2. Dad，_________ my friend,David.
3. _________ Jack's son and daughter over there?
4. Hi，Ann. _________ my parents.

答案

Who's this?
This is my sister.
Dad,This is my friend,David
Are those Jack's son and daughter over other?
Hi,Ann,These are my parents.