During her journey, Native Americans helped her cross the river which challenged and changed her biases about the Natives.
First you need to know what a sentence fragment is and also what a complete subject and predict is. That should help you.
Answer:
Riddle: What is always in front of you but can’t be seen?
solution: The future.
Riddle: What’s black and white and blue?
Solution: A sad zebra.
Riddle: What has four eyes but can’t see?
Solution: Mississippi
Riddle: Where can you find cities, towns, shops, and streets but no people?
Solution: A map.
Riddle: What has a neck but no head?
Solution: A bottle.
All from
https://www.fatherly.com/play/the-best-riddles-for-kids-not-confusing/
<u>Answer:</u>
In the question, “Could the alarm have failed to ring?” the verb phrase is “failed to ring.”
<u>Explanation:</u>
A certain portion of a statement which consists of an object, direct or indirect and a verb. It bridges the subject of the verb with the information that the subject is offering, then it serves the purpose of a verb phrase. It can be the predicate of a sentence or a certain clause. It can also operate as an adverb or adjective, and at the same time comprise of a verb and its objects, modifiers and other segments.