In the sentence, "Marcy's brother carries bags of junk to the curb" I need to identify the nouns and whether they are common or proper. Thanks.

Nouns are persons, places, things and ideas.

Marcy's = possessive proper noun, used as an adjective
brother = common noun
bags = common noun
junk = common noun
curb = common noun

what is the action verb in this sentence? Flu sometimes makes people very sick.

"makes" is the action verb, because it is a state of being.

people work in the lot

To identify the nouns and determine whether they are common or proper in the given sentence, "Marcy's brother carries bags of junk to the curb," you can follow these steps:

1. Read the sentence carefully to understand its meaning.
2. Identify the words that represent people, places, things, or ideas. These are likely to be nouns.
3. Check if the nouns are common or proper.

Now let's apply these steps to the given sentence:
- Marcy's: This is an adjective that describes the noun that follows.
- brother: This is a common noun as it refers to a general category of relationships between siblings.
- carries: This is a verb and not a noun.
- bags: This is a common noun as it refers to a general category of objects used for carrying things.
- of: This is a preposition and not a noun.
- junk: This is a common noun as it refers to a general category of discarded or useless items.
- to: This is a preposition and not a noun.
- the: This is an article and not a noun.
- curb: This is a common noun as it refers to a physical feature of the street.

In summary, the nouns in the sentence are "brother," "bags," "junk," and "curb". All of these nouns are common nouns.