翻译下列句子（英文）

Question

去年他们一直用蜡烛,没有用电（instead of)
那位科学家对此事一无所知，因为他一直在做他的研究工作（be buried)
地震之后，那座城市成了废墟（in ruins)
她在田里挖出了一箱钱（dig out）
他对她的孩子的成功感到非常自豪（be proud of)

Answer 1

They always used candles instead of electricity last year.
That scientist knows nothing for this because he was buried in his study.
That city has been in ruins after earthquakes.
She dug out a case of money from her field.
He is very proud of his child's success. （她的孩子？就用her）

Answer 2

They used candles all the time instead of electricity last year.
The scientst is ignorant of this, for he is buried himself in his studies.
After the earthquake, the city has been in ruins.
She dug out a box of money in the fields.
He is very proud of her children's success.

Answer 3

They used candles the whole year in stead of electricity last year.
That scientist knows nothing about this because he had been buried in his research.
After the earthquake,that city was in ruins.
She dug out a box of money in the field.
He is very proud of her child's success.