That is the best book that I ( have read )on that subject.
reason = because that event has already happend in past but its impact is still on present so it is past perfect..........
The suffix -ible is like the suffix -able. They both mean "capable of doing."
Example:
Convertible means being able or capable of converting.
<em>The</em><em> </em><em>Model </em><em>Was </em><em>Dressed </em><em>To </em><em>Perfection </em><em>In </em><em>A </em><em>Beautiful </em><em>Outfit </em><em>And </em><em>A </em><em>Stylish </em><em>Scarf </em><em> </em><em>To </em><em>Match </em><em>And </em><em>She </em><em>Worked </em><em>C</em><em>aptivity </em>
While the girl was sitting in the boat staring at the shore she thought about the boy that had left, she was sad that he left and began to cry.