Question 6: A. attract   B. amaze                       C. offer                          D. require

Question 7: A. figure   B. honest                       C. polite                        D. happy

Question 8: A. person  B. hotel  C. signal         D. instance

Question 9: A. pressure              B. sensible      C. treatment                   D. canal

Question 10: A. publish             B. predict        C. reply                         D. refuse

Question 11: A. machine            B. export         C. chemist                     D. proceed

Question 12: A. explain             B. involve       C. swallow                    D. control

Question 13: A. surgeon            B. conquest     C. profit                         D. canal

Question 14: A. supply              B. consist        C. happen                      D. delay

Question 15: A. broaden            B. persuade     C. reduce                       D. explain