Section 4: Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
Question 8: Son Doong Cave, the world's largest cave, is undoubtedly the most remote and fascinating place in Vietnam.
A. attractive B. terrible C. boring D. ordinary
Question 9: People in the flooded area are in need of pure water.
A. clean B. dirty C. nice D. deep