Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions

Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions.

5. This isthe first time I had been to the movie theatre in London.

A. is                             B. the first                   C. had been                 D. in

6. Ha Long Bay is one of the more beautiful natural wonders in the world.

A. is                             B. more                       C. natural                    D. in

7. When he arrived, I talkedon the phone with my best friend.

A. When                      B. arrived                    C. talked                     D. on

8. How about to go for a walkin the woods this afternoon?

A. How                                   B. to go                       C. a walk                     D. in