Раскройте скобки употребляя глаголы в Past Simple или Present Perfect​

Icalled at the sterns' house at nine-fifteen, i was rather later than i have planned to bebecause i had visited  another patient. when mrs stern let me into the house she seemed rather embarrassed and showed me into the sitting-room, i could hear trevor stern shouting at someone in his study. mrs stern said something about teenage girls and that they had problems with lucy. well, the shouting stopped almost immediately, so i  went to his study. lucy had alreadyleft the room before i got there. i tried to explain to trevor why he needed to have these hospital tests, but he did not let   me. he said i was an ignorant country doctor who did not know what he talks   about. i realized it was   no use arguing with him so i left) after only a few minutes.   iwas quite angry actually. i let myself out of the house without seeing lucy or mrs. stem. yes, trevor was my business partner. we were not  really friends. yes, my house was just round the corner from the sterns. i have lived  here for two years. now. i have a little cottage in the village. but i bought  this house when i started earning a lot of money. i can't really tell you very much about the night trevor died. i took my dog for a long walk that evening, i went up on the hills, away from the village. then the stupid dog went  after a rabbit or something and i lost him in the dark. i looked for him when i met  lucy, as a matter of fact. she walked  up the road towards their house. she seemed rather upset. i asked her if she saw the dog, but she said   she   did not.  she  went into her house and i found him a few minutes afterwards, i  was back home by just after quarter to ten. detective inspector blackledge showed  the statements to her colleague, sergeant ross. blackledge: well, ross. what you think? who killed stern? ross: i do not know.  it  was not his wife. she did not even go into the study. blackledge: but she admitted    she did not love him. you think she was love with the doctor? ross: it is possible. and perhaps trevor stern found out. but we know the doctor was at the hospital by ten o'clock that night. and that was at least half an hour from the sterns' house. blackledge: but that means he left the stems' house before half past nine. ross: exactly. blackledge: anyway, dorothy stern  told  her sister she would leave her husband. she did not need  murder him. ross: but what about lucy? blackledge: yes, there is  something about lucy's story which doesn't quite fit. let's see, what did gerald brook say? ross: that's it! lucy did not walk to the village and back, if he met her at twenty to ten. she still shouted at  by her father at nine-fifteen. blackledge: but look at all the statements. the times don't fit. ross: neither do the facts. someone tells  lies. blackledge: i think it's time we make an arrest.