A ． Having not received                       B ． Not having received

C ． Not to receive                               D ． To receive not

12.There was so much noise that the teacher couldn’t make (      )

A ． himself to hear                              B ． to hear himself

C ． himself hear                                  D ． himself heard

13.We’d better not go until your brother arrives, (      )?

A ． had we                                         B ． did we

C ． wouldn’t we                                 D ． shouldn’t we

14.We had these photos (      ) when we were working in the fields.

A ． taking                                           B ． to be taken

C ． taken                                            D ． to take

15.All flights (      ) because of the heavy fog, we decided to take the train.

A ． have canceled                                B ． have been canceled

C ． having canceled                             D ． having been canceled

16.His experience in the army will have a profound (      ) on his life.