1) I did not do my homework because I was tired (why).

2)I went to cafe after school (where).

3)He did not invent Liz to the party because she was not at school (why).

4)I went to the concert with Tom (who).

Пожалуйста!!!!

Могу дать реальные деньги за помощь))))

Ответы:

Why I did not do my homework?

1. Why didnt you do your homework?

2. Where did you go after school?

3. Why didnt he invite (скорее всего invite- приглашать а не invent- изобретать) Liz to the party?

4. Who was on concert with you? 

могу только такие варианты предложить