整句话是这样的Two presidents of the USA,John Adams and his son John Adams,were born in Quincy,
分析语法成分,为什么his son John Adams之后还有逗号
两个逗号之间是同位语,用来解释之前的部分。两个逗号就好像汉语中两个破折号或者括号,把中间的部分和整个句子主干分隔开。
My life in Quincy课文的翻译
【Two presidents of the US, 美国的两位总统】JohnAdams and his son John Quincy Adams, were born in Quincy. You can 【visit their old familyhouses 参观他们的故居】. Our house was 【big and comfortable 又大又舒服】.There was【a big living room witha TV, a kitchen, a bathr...