I. Find the word which has a different sound in the part underlined

1.    A. condition               B. ocean                        C. occasion                 D. country

2.    A.tough                      B. rough                        C. laugh                      D. high

II. Choose the word whose main stress pattern is not the same as that of the others

3.    A. puppet                    B. rural                          C. perform                  D. opera

4     A. monopoly               B. unusual                     C. occasion                 D. pottery