Present perfect Помогите перевести ДАю 20 балов !​

1) Yesterday I sent 20 text massages to my friend, but she has not replied to me

2) Dima has not gotten response from bank

3) How many email messages have you sent?

4) Victor is going to buy a new computer, the old one is already many years old.

5) Vera has been in internet since morning

6) Have you ever used Twitter?

7) Instagram causes addiction, I deleted it yesterday

8) Tanya has never used tablet

9) Have you ever downloaded games in internet?

10) Yesterday I finally bought eBook!