Trắc nghiệm: * Read the following passage and mark the letter A. B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.,Read the following passage and mark the letter A. B. C or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.,Read the following passage and mark the letter A. B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.,Read the following passage and mark the letter A. B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50,Read the following passage and mark the letter A. B.C or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50,Read the following passage and mark the letter A. B. C or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50,Read the following passage and mark the letter A. B. c. or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50,Read the following passage and mark the letter A. B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.,Read the following passage and mark the letter A . B. C. or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.,Read the following passage and mark the letter A. B. C or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50:,Read the following passage and mark the letter A. B. C.or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50.,Read the following passage and mark the letter A. B.C or D on your answer sheet to indicate the correct answer to each of the questions from 43 to 50