11.My father knows so much because he had had travel a lot.12.I saw Peter today.13.She saw this film last Sunday.14.Alex had met his friend two hours ago.15.I just met our teacher.16.already had decided...17.decided.18.hadn't saw,had saw,hadn't saw me,were.

Ответ:

11) has travelled

12) I have seen Pete today (временной интервал не завершен, точное время не указано)

13) She saw this film last Sunday

14) met

15)have just met

16) have decided

17) decided

18) haven't seen/saw/didn't/was

упр 238

1) did you discuss

2) I'm going to see

3) entered/saw/was standing and cutting

4) heard/ran out/saw/was lying on the ground and crying

5)went

6) have been

7)came home to have (инфинитив to have т.к нет союза и (and)

8)When did / returned/did you go/was

9)did your brother return from the North?/Yes, he came ....

10) Have you been to .../when were you there?

11) Where were your brother? - just has come home/he is taking a shower ...

12) As soon as I saw him I understood that he was working hard. Ye was writing something and didn't notice anything

13) when I came home yesterday, the children were running and singing ...

We have learnt a new ...

14) entered ....

13

Объяснение: