Pig in a Wig- Language

Which is the subject?
Max has a pig.

• Max
• has

Which is the subject?
The cat has a hat.

• The cat
• hat

Which is the subject?
The pig has a wig.

• wig
• The pig

Which is the subject?
Jack is a pig.

• Jack
• is

Which is the subject?
The cat takes a nap.

• takes
• The cat