Методические указания по изучению грамматики английского языка. Васильева Г.В - 104 стр.

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INFINITIVE
VOICE
ACTIVE PASIIVE
INDEFINITE t o a s k t o b e a s k e d
CONTINUOUS t o b e a s k i n g
PERFECT to have asked to have been asked
PERFECT CONTINUOUS t o h a v e b e e n a s k i n g
                         INFINITIVE


                                           VOICE
                          ACTIVE                       PASIIVE

INDEFINITE                 to ask                     to be asked


CONTINUOUS              to be asking                       –


PERFECT                 to have asked              to have been asked


PERFECT CONTINUOUS   to have been asking                   –