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Grammar Reference

               Note:                                                Future ‘will’ Passive
               We usually omit the agent:
               • when the action interests us more than the agent.                    affirmative
               • when we don’t know the agent.                         I/He/She/It
                  My bag was found! (by someone who we do not         We/You/They     will be called/given
                  know)
               • when it is easy to tell who the agent is.                             negative
                  BMW cars are made in Germany. (by factory             I/He/She/It
                  workers)                                              We/You/They    won’t be called/given

                               Subject      Verb      Object                            Questions
               Active Voice     Mary           wrote        a letter.                I/he/she/it
                                                                          Will      we/you/they    be called/given?


                               Subject      Verb      Agent         Passive Voice of modal verbs
                                  Questions © MM Publications
               Passive Voice   A letter     was written    by Mary.  •  In the Passive Voice the verbs can, could, may,
                                                                      might, should, must and have to are followed by
                                                                      be and the past participle of the main verb.
              Present Simple Passive
                                affirmative                           They may build                 A new factory
                      I          am                                   a new factory.               may be built.
                 He/She/It       is          called/given
                 We/You/They     are                                  We have to clean               The office has
                                 negative                             the office.                  to be cleaned.
                       I         ’m not
                  He/She/It      isn’t       called/given
                 We/You/They     aren’t                             Module 7
                                  Questions
                   Am              I                                Subject Questions - Object Questions
                   Is          he/she/it     called/given?          •  Subject Questions: When we use the question
                   Are        we/you/they
                                                                      words who, which and what to ask about the
              Past Simple Passive                                     subject of the verb, we form the question without
                                                                      auxiliary verbs (who/which/what + verb in the
                                affirmative
                                                                      affirmative form).
                  I/He/She/It    was        called/given
                 We/You/They     were                                   Who saw the accident?   Tom (saw the accident).
                                 negative                               What happened outside?  An accident (happened).
                  I/He/She/It    wasn’t     called/given            •  Object Questions: When we use the question words
                 We/You/They     weren’t                              who, which and what to ask about the object of
                                                                      the verb, we form the question with auxiliary verbs
                                                                      (who/which/what + verb in the question form).
                   Am           I
                   Is        he/she/it      called/given?                Who did you see at   (I saw) Tom and June.
                   Are      we/you/they                                  the restaurant?
                                                                        What are you eating?   (I’m eating) Chinese food.
              Present Perfect Simple Passive

                                affirmative                         Negative Questions
                 I/You/We/They  have been    called/given           Negative questions are formed with:
                   He/She/It     has been                           Negative Auxiliary Verb + Subject + Main Verb.

                                 negative                           We use negative questions:
                  I/You/We/They   haven’t been                      •  to express surprise.
                   He/She/It     hasn’t been   called/given            Haven’t you been to the city centre before?
                                  Questions                         •  when we expect the listener to agree with us.
                   Have   I/you/we/they                                Don’t you want to come to the theatre with us?
                   Has       he/she/it    been called/given?
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