21.+ing: talking, mending, cooking, sleeping ie-y+ing: studying, trying , dying (e)+ing: diving, writing, taking double consonat: swimming, shopping, stopping, sitting 22.1 am trying 2 is snowing 3 why are you looking. ....?4 are making5 am looking 6 Where are you going. ...?7 are shouting8 are you wearing 9 am not working 10 am not eating 23. 2 are eating 3 am not cleaning , am playing4 is riding5 am not going, am staying 6 is watering7 are washing 8 are having 24.1 is2 comes3 lives4 is5 is6 love 7 learn8 ride9 spend 10 is11 enjoys