4．
Years ago in Scotland，Clark and his wife worked and saved， 61 (make) plans for their family to travel to the United States. 62 (final) they had saved enough money and gotten passports. The 63 (entirely) family were filled with excitement. However，before their departure，the youngest son was bitten by a dog. 64 doctor sewed up the boy but hung a yellow sheet on the Clarks ' front door. Because of the 65 ( possible) of rabies(狂犬病)，they were separated for fourteen days.
The family's dream was dashed. They would not be able to make the trip to America as they planned. The father, 66 (fill) with disappointment and anger，wept(哭) bitter tears and cursed both his son and God for their misfortune.
Five days later，the tragic news spread throughout Britain-Titanic， 67 was on her maiden voyage on April 14，1912，had sunk，taking 68 ( hundred) of lives with it.The Clark family should have been on that ship， 69 because the son had been bitten by a dog，they were left behind.
When Mr Clark heard the news，he hugged his son and thanked him for saving the family. He thanked the God for turning what he had felt was a tragedy 70 a blessing.