請問這篇英文短文的克漏字？

There once was a farmer. He was a very (71) man, so every year he had a great harvest. One day, he became (72) . He knew he would (73) die, and he wanted his son to (74) the farm. He told them that he put a treasure in one of the vineyards. After the farmer died, the sons dug carefully around the vines (75) for the treasure. They didn’t find it, but their hard work gave them an even greater harvest. This lesson was their father’s real treasure.

71.A) excitingB) hardworkingC) lonely
72.A) sickB) wellC) busy
73.A) fastB) stillC) soon
74.A) look afterB) tell onC) walk on
75.A) makingB) lookingC) seeing