Методические указания по изучению грамматики английского языка. Васильева Г.В - 84 стр.

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GERUND
VOICE
ACTIVE PASIIVE
INDEFINITE asking being asked
PERFECT having asked having been asked
               GERUND


                            VOICE
               ACTIVE                   PASIIVE

INDEFINITE      asking                 being asked


 PERFECT     having asked           having been asked