Answer:
fishing for trout
Explanation:
it should be While fishing for trout
While both have to very different meanings, both have a definition of meaning something small (alley - small passage, pony - small horse, pour, or amount of money). Both are 6 letters, but when made plural, are spelling differently (alleys - just add s, ponies - drop the y, add ies). Both are Latin in origin, changing letter to French. But alley is late middle English, with pony being from the mid 17th century.
Number three is hopelessness
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.