A weak and thin old man lived with his son,his daughter-in-law,and his four-year-old grandson.The family would eat together nighdy at the dinner table.But the elderly grandfathers shaky hands and failing sight made eating rather difficult.Peas rolled off his spoon,dropping to the floor.When he grasped his glass of milk,it often spilled(溢出)at the tablecloth.With this happening almost every night,the son and daughter-in-law became angry with the mess(不整洁).
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