what is the complements and is it predicate nominative or predicate adjective?

1. The chirping of the birds became more and more shrill as the cat approached.

2. You should feel proud of yourself.

3. Soft and cool was the grass under the catalpa tree.

4. Be a friend to animals.

5. The crowd grew quiet when Governor Markham spoke.

sorry, that didn't help.

2. Proud - Predicate Adjective

3. soft, cool - predicate adjective
4. friend - predicate nominative
5. quiet - predicate adjective

I'll be glad to check your answers.

http://grammar.ccc.commnet.edu/grammar/objects.htm

can I get the answers instead because I do not understand at all

You might understand more if you take more than a minute to study that website.

Did you find the subject and verb in each sentence?

I read everything on the page and I feel like im doing everything wrong, and I just don't know what to do.

can you just help me please, I ask everyone but there confused too

I'll be glad to help you.

What is the subject and verb in this sentence? If you answer that question, I'll help you find the predicate noun or predicate adjective.

1. The chirping of the birds became more and more shrill as the cat approached.

Ms.Sue?

Chirping is the subject. The verb tells about the subject. In this sentence the verb is became.

What word complements or finishes this?

chirping became _________