Помогите заполнить пропуски словами! Модуль (Module) 2f № 1. ГДЗ Английский язык Spotlight 9 класс Ваулина.

Read the box, then fill in the correct form of the words in bold.
 
Forming nouns from adjectives We can use these suffixes to form nouns from adjectives:
-ance      arrogant arrogance
-cy          urgent - urgency
-ence      different - difference
-ness       gentle - gentleness
-ity          sane - sanity
 
1      There is no need for...............                 SECRET
between best friends.
2      The teacher explained the
........... of recycling to the                              IMPORTANT
class.
3      Thank you for all your.........                       KIND
during my stay.
4       You need a lot of............ to                   PATIENT
work with children.
5       We have installed a..............                 SECURE
system at our house.
6       Physical.......... is important                    ACTIVE
to stay fit and healthy.