Always read the       on the bottle carefully and take the right amount of medicine.

I must have been a great _____ to my parents in those hard days, for I never failed to live up to their expectations.

At last, I should thank Mr. White for the _______ of speaking here and for ensuring me such an attentive audience. 

The engineers have rejected the employers' proposals to end the strike and the other workers have come out in _____.

I bought a dress for you only 10 dollars in a sale; it was a real _____.