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. He suggested to go to Ha Long Bay since it’s a famous natural wonder of Viet Nam.
A. to go                       B. since                       C. a                              D. natural
6. The children were very boringwith the film and wanted to go home.
A. boring                     B. with                                    C. and                         D. to go
7. Anna is soshy that she doesn’t havesome friends.
A. so                            B. shy                          C. doesn’t have           D. some
8. When I wason holiday last summer, I was going to the beach every day.
A. was                         B. on                           C. was going               D. the