The sentence: He refused.
Extended: He refused to do it.
Or: He refused to do it even though he knew how much it meant to me.
"I tried to extend my sales to a new area." Is a sentence with the word extend.
I dont understand what you are asking but if you are asking for a sentence with extend in it than one could be- I need to extend my grade from an A- to an A+! Or if you're asking if you're aloud to have extend in a sentence than yes you are, you can have any word in a sentence as long as you are using it right!
To extend a fossils life you must preserve it.
i am going to extend your work hours
It helps you extend your document
Dashes are used to extend a sentence and add additional information.
sargon sought to extend Akkadian territory.
To protend is to hold something out or extend it. An example sentence would be: A lot of exercises require to protend your arms.
To feed, an amoeba will extend a psuedopod around the food to draw it in.
to feed, an amoeba will extend a pseudopod around the foot to draw it in ;P
The foundations to our new house extend 14 feet down to the solid bedrock.
Plot is what happens in the story, so you can certainly extend it by adding something new. For example, take a very simple story: The Three Little Pigs. You can change the whole story by adding one sentence: "Then, the wolf called in the rest of his wolf pack for help."