Long,long time ago,there was a mountain.At the top of the mountain _______,in which an old monk used to tell stories.
The question ______ last night was of great importance.
I heard a soft _______ at the door. When I looked up, I found it was Mary.
Last night he left his bike outside and had it_______.
To keep ______, we must do more out-of-door exercises.
Thank you for_______ my trouble.