Question

7 scapegoat (skāpgōt) -noun
several girls put dye into their high school swimming pool. in need of a scapegoat, they blamed another student who knew nothing about the prank.
because the manager wanted a scapegoat for his own mistake, he fired an innocent employee.
scapegoat means a. a correction. b. a punishment. c. someone to blame
8 superficial (sōōpar-fishəl) -adjective
sal and anita are interested only in appearances. they are so superficial that its impossible to have a deep friendship with them.
my teacher said my essay on divorce was too superficial because i didnt go into the subject in detail.
superficial means a. lacking depth. b. complicated. c. satisfactory.
9 sustain (sə-stān) -verb
my diets usually last three days at the most. i cant sustain my willpower any longer than that.
an opera singer can sustain a high note for a long period of time.
sustain means a. to remember. b. to delay. c. to continue.
10 transition (trăn-zīshən) -noun
marks parents were amazed at how easily he made the transition from full - time student to full - time employee.
\the transition from being childless to being a parent is extreme,\ said the new father. \last week, only two quiet people lived at our house. suddenly, were sharing space with a third, noisy person.\
transition means a. an explanation. b. a trip. c. a change.

Explanation:

For the word "scapegoat", in the examples, students and a manager blame others (a student and an employee respectively) who are innocent. So "scapegoat" means someone to blame.
For "superficial", in the examples, people are only interested in appearances (no depth in relationships) and an essay didn't go into detail (lacking depth in content).
For "sustain", in the examples, diets last (continue) for a short time and an opera singer can continue a high - note.
For "transition", in the examples, there are changes from a student to an employee and from a childless state to a parent state.

Answer:

1. C. someone to blame
2. A. lacking depth
3. C. to continue
4. C. a change