Do children play tennis every day? Do they play tennis or football every day? How often do they play tennis? Who plays tennis every day? Every day children play tennis, don't they? Does Tom go to school? Does he go to school or to kindergarten? Where does he go? Who goes to school? Tom goes to school, doesn't he? Do your friends listen to music every week? Do your friends listen to music every week or every day? How often do they listen to music? Who listens to music every week? Every week they listen to music, don't they?
Examination- examinator-examine-examinable
Imagination- imaginative- imaginativeness-imaginary
Consideration- considerable-considerateness-considerately
dictation-dictationship-dictated
collection-collectioner-collected- collecting
direction-director-directness-directorship
co-operation-co operational- co operated-co operating
isolation-isolationist -isolationism-isolating
concentration-concentrating-concentrated -concentrability