Ответы и объяснения

Лучший Ответ!
2014-01-28T15:48:02+04:00
16.
1)b
2)a
3)b
4)b
5)b
6)a
17.
1)aren't they
2) is it
3) doesn't she
4) isn't it
5) won't we
6) didn't he