7. C
A. Only three chapters.
B. Three chemistry books.
C. Lecture notes and part of the book.
D. Only class notes from the lectures.
ANSWER: A

8. C
A. Only multiple choice.
B. Short and long essays.
C. Three short essays.
D. Essays and multiple choice.
ANSWER: A

9. C
A. Half an hour.
B. Fifty minutes.
C. An hour.
D. Ninety minutes.
ANSWER: A

10. C
A. Listen to a lecture.
B. Study for the exam.
C. Read three chapters.
D. Take an exam
ANSWER: A