This is because the sound you make when you say x is ex thus using a but when you make the b sound it sounds like be.
Answer: Text structure refers to how the information within a written text is organized. This strategy helps students understand that a text might present a main idea and details; a cause and then its effects; and/or different views of a topic.
Explanation: warning I looked on the web
This sentence is an an example of C. polysyndeton.