Поставьте вопросы к подчеркнутым словам.
1.They were at the concert yesterday.
2.We had dinner late this Sunday.
3.She saw him in the street last week.
4.I invited them to the party.
подчеркнутые слова:
1.They,the concert.
2.We,late.
3.She,him,last week.
4.I,them, to the party.

в 4 можно вместо you --- I , но не логично самому себе задавать вопросы

1 Who was at the concert yesterday? (They)   Where were they yesterday? (at the concert)2 Who had dinner late this Sunday? (we)   When did we have dinner this Sunday? (late)3 Who saw him in the street last week? (she)   Whom did she see in the street last week? (him)   When did she see him in the street? (last week)4 Who invited them to the party? (I)   Whom did you invite to the party? (them)   Where did you invite them to? (to the party)