use must , have to , should and ought to
1)children__obey their parents
2) parents___respect their children too.
3)challenges__not keep us from achieving our dreams
4) parents__send their children to school
5)before,one talks about an issue,he/she___read about it first
6)family members___understand that they have important roles to perform in keeping the family strong
7) friends___be carefully chosen for the influence they can have
8)the school, as a second home,__constantly nurture and protect the right of children​