Письменно составить 10 образцов, когда в различных ситуациях один и тот

1) I have just done my homework. I did my homework two hours ago. 2) I have just received a letter from my friend from Moscow. I received a letter from my friend from Moscow yesterday. 3) I have read this book many times. I read this book a year ago. 4) I have already translated these two articles, so you can take a look at them. I translated these two articles two days ago. 5) He has recently got a job, so hes at work now. He got a job yesterday. 6) Look at this big house - he has built it himself! - He built this house in 2001. 7) Ha has been to Spain three times. He was in Spain last summer. 8) Jane isnt at the party, she has just left. She left the party 20 minutes ago. 9) I have bought this blue dress, just take a look how nice it is! I bought this dress yesterday. 10) He has phoned her 3 times already. I phoned her several minutes ago, and she was available.