Discovering consists of seeing what everybody has seen and what nobody has thought.
It is said that he got laughed at for _____.
The doctor said I was over-weight. If only I _____ less!
Why are you always making the same mistake? Think of _____ I told you.
The mountain village is my hometown. I spent _____ merry night there when I was young.
Those _____ to go to the exhibition should inform the office.