But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行,乔治。但是我个人相信一封商业信函应该以“敬上”结尾,而不是“谨启”。
My parents used to live in South America and I used to fly there from Europe in the holidays.
我的父母曾经住在南美洲,所以假期里我常从欧洲乘飞机到他们那里。