Question

use the word fish as a noun and as a verb in 2 sentences of your own

Answer 1

Fish as noun

The oceans are full of myriad of fishes.

or

Grizzly bears love to eat fishes.

Fish as verb

Every year we go to fish salmons in that river.

or

I did not know where i had kept my key, so i fished for it almost everywhere.

Explanation

Noun is a word used to refer to a person, place, quality, or a thing.

Verb is an essential part of grammar of any language. It is called the action words. Examples of verb are: ‘go’, ‘eat’, ‘talk’, ‘run’, etc. A sentence is incomplete without verb.  

Verb has the following forms:

Base form                                                  Example

Simple present tense form                       go

Simple past tense form                             went

Present participle form                             going

Past Participle form                                   gone

Base form is also called V1; Simple past tense form is called V2; and past participle form is called V3

Answer 2

The rivers are boasting of different varieties of fishes  

I love to fish during my holidays  

Both noun and verb are the most important parts of the sentences in English language.  

There is no possibility for writing a sentence without noun and verb.

It is because these terms can be considered as the heart of English language sentences.

The above examples helps you   to know  how to use noun and verb according the given requirement.