Present Perfect vs. Past Simple

1) Sorry, Teddy isn’t here. He (go) to the park.
2) He (not drink) anything because he (not be) thirsty.
3) Teddy (buy) a lot of apples in the market yesterday.
4) Teddy’s parents (not eat) in a restaurant for a long time.
5) A few days ago we (see) an accident near our house.
6) (his friends/arrive) at the party an hour early?
7) I (have) my pet for six months.
8) (Teddy/watch) tv today?
9) Teddy (spend) a few days in Canada last year.
10) She (do) all her homework. Now she can play.​

Потому что музыка это твой крик души, который ты не можешь выплестнуть наружу. Недавно смотрела телевизор и там увидела что ученые научились поднимать в воздух мелкие частицы чего-то там(непомню) с классической музыки. Эти частицы поднимаются и порят в воздухе до конца произведения. Музыка... люди специально идут  в музыальные школы, университеты что бы познать её и научится создовать. Музыканты... их очень много... они всю жизнь посвятили ей... Мне лично она часто выйти из депрессии... а тебе когда-нибудь музыка?

Ivan Tsarevich - one of the main characters of Russian folklore. As a fairy tale character, he appeared in the late XVIII-early XIX century.
Ivan Tsarevich appears in fairy tales in two different guises:
positive character, struggling with evil, which helps an injured or weak. Very often in the early tales Ivan Tsarevich poor, lost parents, pursued by enemies, is not aware of his royal ancestry. In such tales as a reward for heroic behavior and good works, Prince Ivan gets back his kingdom, the throne, or finds his royal parents. But even if it was originally the prince, in the end of the story, he usually gets kind of prize in the form of another half a kingdom, the royal or king's daughter, magic or an expensive horse, precious or magical objects, or even further mind or magical abilities