Напишите 3 предложения present perfect, past perfect.

Ihad married an american man by the time he returned from the war  i had learnt how to write before i went to school  i had moved abroad  by the time kennedy was murdered  i've been to russia, a nice country! i havent seen her for   i  bet she has forgotten about me  she has murdered 23 people.

It’s hard to imagine our lives without internet nowadays. it has become an important part of every person’s life. it seems that internet has created a whole new history. it has drastically changed everything around. computers were also an important invention, but internet is better than any other type of information. besides, it’s not only used for information, but also for global communication. трудно представить нашу жизнь без интернета в нынешнее время. он стало важной частью жизни каждого человека. похоже, что интернет создал совершенно новую . он коренным образом изменил все вокруг. компьютеры также являются важным изобретением, но интернет лучше, чем любой другой тип информации. кроме того, он используется не только для информации, но и для общения.

1)the browns have left the hotel and they are driving to the airport now

2)the brown left the hotel 10 minutes ago

3)the young man has bought a ticket for the footboll match. he is going to the stadium the moment.

4)he bought the ticket last week

5)she has bought a new computer this week

6)the lesson has alredy begun.

7) i lived in moscow when i was seven years old.

8)she knows spanish because she has lived in spain

9)they have just built a house

10)they just built a house last month. 11) has he ever been to england?

-yes,he has

12) -when was he there?

- he was there three months ago

13)students planted a lot of thees yesterday

14) he has never had a car