Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part is pronounced differently from that of the rest in each of the following sentences.

Question 1:    A. groups                      B. desks                          C. units                          D. lessons

Question 2:    A. stay                           B. fashion                       C. game                         D. lazy

Mark the letter A, B, C or D on your answer sheet to indicate the word that differs from the other three in the position of stress in each of the following sentences.

Question 3:    A. forget                        B. discuss                       C. answer                      D. explain

Question 4:    A. airport        B. vision          C. ticket          D. mistake