Page 61 - BASIC GRAMMAR PRACTICE
P. 61

Verbs

                       46    Present Perfect    Continuous

                                         FORM

                                          has/have  +  been  +  verb-ing

                                        Positive                  Question                 Negative

                                          I                             I                  I
                                          We   have               Have we                  We    have  not
                                          You ('ve)                     you                You haven't
                                          They       been waiting.      they been  waiting? They          been waiting.

                                          He   has                      he                 He    has  not
                                          She  ('s)               Has   she                She   (hasn't)
                                          It                            it                 It

                                        USE
                                         •  Frequently used  with  how long,  for and  since  (>•  Exercise  43  for  difference
                                           between  for  and  since).
                                           I've  been  studying English  since I was  a  child.
                                           How  long  have  you  been waiting?
                                         •  To  describe  activities  which  were  happening  until  this  moment  or  a  very  short
                                           time  ago:
                                           'You  look tired.'  'Yes,  I've been  working all  night'
                                           "Why  are you  so  dirty?'  'I've  been playing  football'
                                        Note:  this tense  is  not used  with  to  be or with verbs  that  do  not  normally take the continuous.


                                        Practice

                                        Write  these  sentences,  putting  the  verbs  into  the  present  perfect  continuous.
                                             1  'What  (you  do)  today?'  'I  (play)  tennis.'

                                                'What  have you  been  doing  today?'  I've  been playing  tennis.'
                                             2  'How  long  (you  study)  English?'


                                             3  'Oh,  David!  I  (look)  for you!'



                                            4   'Pat  (live)  here  for  twenty-five years.'


                                            5   'I'm tired.  We  (walk)  all  day.'



                                            6   'How  long  (you  learn)  to  drive?'




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