【2012山东•东营市】26. Steve Jobs is one of the persons founded Apple Computer Company. His death marked the end of an era (时代).
—________you________that interesting story? —Yes,I have.I________it last week.
—Where is Mr.Chen? —He________the post office already.
You________the beauty of nature whenever you________here.
—Will she come to your birthday party? —________.
These boys had problems________to the top of that mountain.