Subject, Verb, Complement, and Modifier

Subject

The subject is the agent of the sentence in the active voice, subject is the person or thing that does the action of the sentence and subject normally precedes the verb. For example:

• The baby cried.
• Dogs and cats make excellent pets.

 Verb

The verb is perhaps the most important part of the sentence. A verb or compound verb asserts something about the subject of the sentence and expresses actions, events, or states of being. The verb follows the subject, it generally shows the action of the sentence. Example:

• In early October, Giselle will plant twenty tulip bulbs.
• The office boy clean the windows

Complement

A complement completes the verb. It is similar to the subject because it's usually a noun or noun phrase, However, it generally follows the verb when the sentence in the active voice. Example:

• My little brother moves the table
• He chases a robber 

 Modifier

tells the time, place or manner of the action. Very often it's a prepositional phrase. Prepotional phrase is a group of words that begins with a preposition and ends with a noun. Example:

• Diana bought a book at the bookstore
•  She make a party in her house

EXERCISE

1. The police lost his weapon yesterday. The subject of the sentence is...

            a. the police 

            b. lost

            c.his weapon 

            d. yesterday

2.   Identify the verb in these sentence! The baby drinks a bottle of milk.

            a.the baby               
            b.drinks

            c.a bottle        
            d.milk

3.  Identitfy the complement in these sentence! A man who is his own lawyer has a fool for a           clien

            a. a man who is his own lawyer

            b. has a fool

            c. his own lawyer

            d. for a clien

4. Identify the modifier in these sentence! There is a prudish man in my office

            a. there is

            b. a prudish man

            c. in my office 

            d. nothing is true

5. Identify the function of the sentence part.Select the option that is the best description for the words in underline. The girl behind me is throwing popcorn.

            a. the subject

            b. the verb

            c. the comlement

            d. the modifier

6. Identitfy the verb and complement in these sentence! A bird in the hand is worth two in the bush.

            a. a bird

            b. in the hand

            c. is worth

            d. is worth in the bush

7. Identify the function of the sentence part.Select the option that is the best description for the words in underline. The guy wearing a blue shirt is chewing bubble gum.

            a. The subject

            b. a modifier to the subject noun

            c. a compliment

            d. the verb

8. Identitfy the subject in these sentence! Two wrongs don't make a right.

            a. two wrongs

            b. two wrongs dont

            c. don't make

            d. right

9. Identitfy the verb and complement in these sentence! A stitch in time saves nine.

            a. a stich in time

            b. a stich

            c. saves nine

            d. a stitch in time saves nine

10. A  kid walking down the aisle is carrying a freshly-popped bag of popcorn. The words in underline is....

            a. the subject

            b. a modifier to the subject noun

            c. a compliment   

            d. the verb 

sources :

http://permansyah.blogspot.com/

http://www.linguisticsgirl.com/grammatical-functions-of-english-nouns-and-noun-phrases/

http://arts.uottawa.ca/writingcentre/en/hypergrammar/using-verbs

http://www.grammar-quizzes.com/sent-subjpred.html