Your audience can be anybody, children, adults, or any specific group of people. The audience is your reader.
Answer:
I was given the book by him.
Mary had hugged John.
The company is repairing the road.
The boys were given a new book.
The headmaster will send back those who come late
In the passages, the author gives a few details that develop the idea that establishing a colony at Roanoke was going to be difficult because of the Native Americans. The author says, "not all relations between the colonists and the Native Americans were friendly." He expands on this when he states, "some Native Americans were still angry about the colonists' presence and threatened to do battle." The Native Americans who did not want the English colony at Roanoke made it difficult to establish a colony.
"She and her friends will go shopping at the mall"
nouns and pronouns in the subjective case are italicized. A noun in the subjective case is often the subject of a verb. For example: "The tree fell on my car", "the tree" is in the nominative case because it's the subject of the verb "fell".