помогите))) употребить Present Perfect или Past Simple

1. I (finish) my course paper. I (finish) it two days ago. 2) – You ever (eat) at Maxim’s? – Yes, I (eat) there many times. In fact, my friend and I (eat) there last night. 3) – What European countries you (visit)? – I (visit) Germany, France and Italy. I (be) in Germany and France in 1998, and in Italy in 2002. 4) – He already (talk) to the Dean about the grades? – Yes, he (talk) to him several times and the last time (be) yesterday. 5) Jim already (have) lunch. He (have) it an hour ago. 6) Erica and I just (see) this movie. We (see) it two days ago. 7) Jane already (call) her parents. She (call) them on Saturday evening. 8) I (read, not) this bestseller yet, though I (buy) it a couple of months ago. 9) – Where is Dick? – He just (go) for a walk. Actually, he (leave) a minute ago. 10) – I (see, not) you for ages! Where you (be) all this time? – I (come) back from Canada two days ago. 11) – When you last (hear) from him? – We (hear, not) from him since he (go) to the Far East. 12) Everybody says you (win) a lot of money. When it (happen)? 13) He is staying in bed now. He (break) his leg. Yesterday he (slip) and (fall). 14) – It (rain) here lately? – It (rain) hard last night. 15) The concert (begin). It (begin) ten minutes ago