Can i say this sentence, is this sentence grammatically correct. can i add it in my essay?

the sentence is:

after 4 years, a coincidence no one ever thought would happen, happened.

What if puerto rico required all cement to carry a label with the location where it was manufactured and the date it was packaged? does that regulation discriminate against interstate manufacturers?

Context clues can be definitions, examples, synonyms, or antonyms. the word root can give you an idea of the word’s meaning. affixes can you determine the word’s form and meaning. use the drop-down menus to identify the root in each difficult word. automatic: gratify: untenable:

Odysseus taunts the cyclops and reveals his name, endangering the lives of his men. what does this evidence from the text reveal about odysseus?