4. Students who read below grade level are twice as likely to drop out of high school than those who read at or above grade level.
The word friends can be replaced by the pronoun THEY but in this case the phrase replaced will be some of our friends , that is to say the subject . Another option is to replace our friends by THEM . In this sentence friends can be repalced by THEM
Which are scarce in some areas modifies animals.
are protected by state regulation modifies areas.
The protagonist is the main/leading character and the antagonist s usually a character or a group of characters that oppose the story's main character, who is known as the protagonist.