Смотрите ответ во вложении
1 b 2a 3 c 4 a 5b 5b 7a 8 c 9c 10 a 11 c 12 a 13b 14 a 15 b
2.Did your dad read a book last week?
Yes, he did./No he didn't.
3.Did you listen to music yesterday?
Yes, I did./No, I didn't.
4.Did you buy a DVD last month?
Yes, I did./No, I didn't.
5.Did your family visit a castle last year?
Yes, it did./No, it didn't.
1.am
2.is
3.are
4.aren't (are not)
5.isn't (is not)
6.are
7.am или am not (не видно конца предложения, нужно смотреть по контексту)
1) On whom did Richard point the gun?
2) Who pointed the gun at Kate?
3)What did Richard point at Kate?