PRESENT PERFECT TENSE

ADDING INTERROGATIVE WORDS BEFORE NEGATIVE INTERROGATIVE SENTENCE

INTERROGATIVE WORDS+HAVE NOT+SUBJECT+V3 +OTHER WORDS


What                     + have not I done?                          What have not I done?
Where                                                                           Where have not I done?
Why                                                                              Why have not I done?
How                                                                               How have not I done?
When                                                                             When have not I done?
Which                                                                            Which work have not I done?

What                     + has not he done?                         What has not he done?
Where                                                                          Where has not he done?
Why                                                                             Why has not he done?
How                                                                              How has not he done?
When                                                                            When has not he done?
Which                                                                           Which work has not he done?

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