Predicate Adjectives vs Predicate Nouns

My sister is a student at the University of Iowa.

• Predicate Adjective
• Predicate Noun

Nico became a famous actor.

• Predicate Adjective
• Predicate Noun

The couch smelled old.

• Predicate Adjective
• Predicate Noun

My sister is a nurse at Memorial Hospital.

• Predicate Adjective
• Predicate Noun

You seem a little grouchy today.

• Predicate Adjective
• Predicate Noun

My phone was broken, so I got a new one.

• Predicate Adjective
• Predicate Noun

Someday I will become a famous musician.

• Predicate Adjective
• Predicate Noun

What part of the sentence is the word  in red?

He seems to be an author of a mystery story.

• predicate noun
• predicate adjective

What part of the sentence is the word  in red?
Keats is a great English poet.

• predicate noun
• predicate adjective

What is the linking verb? The crop looks like a good one.

• crop
• looks
• like
• one