Please help me urgently

Please help me urgently (see) a shadow behind me. A stranger .lß•.,•. „ (stand) in the door. I wa_ terrified and screaming (F) Fill in the blanks using Simple Past Tense or Pa',! Continuous Tense of verb given in brackets. When I (i) my sister (ii) for me. She (iii) — (arrive) at the station (wait, (wave, her umbrella and (ivy (shout) something, but I couldrft hear what she (vi) (ii) tree. He(iii) • . (say) because everybody (make) such a noise. (11) (see) a bird which (sit) on thebranch ofa . (aim) his gun at it. He (see) two birds, not one. He couldn't decide which one to shoot. Just as he (aim) at the birds, a stone „ . (strike) him hatd which (vi) . caused the gun to fall from his hands.