Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in the followingfrom1 5 to 7.

5: Mr. Smith is going to buy a new Japanese car, doesn’t he?

                 A                         B              C                           D

6:  One of the most urgent problem, facing us now is the need to control population growth.

                   A                            B                                C                        D

7: If I were you, I didn’t buy that expensive car.

     A               B               C                             D