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