The answer is they have more questions in their mind at the end
23. “all things considered” is a nominative absolute (NA).
24. “a nuclear engineer” is an appositive (AP).
25. “There” is an expletive (EXP), as you correctly noted.
26. “Maria” is used as a direct address (DA).
27. “green” is an objective complement (OC).
28. “president” is a predicate nominative (PN).
29. “alert” is a predicate adjective (PA).
30. “There” is, again, an expletive (EXP), as you again correctly noted.
31. “fence” is a direct object (DO).
32. “us” is an indirect object (IO).
<span>The upper right-hand corner of the note-card contains the source information.
Typically it contains the name of the author and/ or the page number where the information on the card was found. Sometimes if you're also using source cards, the upper right-hand corner will contain a source number so that you can reference your source card for the necessary information. The top of the note-card should be titled with the topic the information will address or support. </span>