As a parent, you ought to set a better _____ to your children, who learn bad behaviors quickly.

It is the           in this country to go out and pick flowers on the first day of the spring.

 Scientists have achievedr a major_______ in the search for a cure for cancer, _____ is good news for those who suffer from cancer

Has the Channel Tunnel improved the _______of goods between the British Isles and mainland Europe?

Englishmen usually don’t ask each other about ___ affairs.