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Interrogative

                            I
                           he
               Was
                           she                                    at 4?
                      the computer                                when the power
                                     working on a difficult problem  went out?
                           we
              Were        you

                          they

               Was Mahsa doing her homework when her mother called?
               Were they talking when the teacher came in?





























        3         C. Tell your teacher how ‘past progressive’ is made.
         LESSON   D. Read the ‘Conversation’ and underline all ‘past progressive


                     verbs’.


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