How do i write a sentence containing and infinitive and then telling what the infinitive is in the sentence?

To find sunken treasure is a magical dream.

There was no reason to doubt the ship's location.

After a long search,  he was able to locate the ship.

His work made it easier for scientists to study space today.

His discoveries helped to make rapid progress in rocket science.

An infinitive is a verbal that usually appears with the word to before it.

To is called the sign of the infinitive.

often a noun phrase is just a noun or a pronoun:

people like to have money.

i am tired.

it is getting late.

frances ellen watkins harper writing was influenced by: b. the education she received growing up in the north.

she was born in baltimore, maryland, on september 24, 1825. after the death of her parents, her uncle reverend william watkins, a teacher at the academy for negro youth, raised and educated her. she also continued educating herself by accessing a library of the family she worked for, beginning writing poetry afterwards. as a civil rights activist and abolitionist, watkins greatly influenced her life and work.