Окей, вторая часть моего ответа.

      Number 4

The book is both interesting and funny.

He didn't either write to me or call me.

Linda is neither a secretary nor a manager.

Both Peter and Bill know this man.

    Number 5

1. Happily 2.well 3.strangely. 4. awful 5.fine 6. bad

   number 6

1.her 2.myself 3.it 4. they/we( тут бы контекст не помешал) 5. him 6.our 7. themselves 8. yourself 9.itself 10. their