he looks younger ,but he is older than me -three years.
问题描述:
he looks younger ,but he is older than me -three years.
A,since B,for C,about D,by
答
选D [他看起来很年轻,但他比我大三岁.]
注释:by可表示“(数量或程度)达到”,用于数词前,又如:They overcharged me by 3 dollars.他们多收了我3美元.