he looks younger ,but he is older than me -three years.

来源：百度知道 编辑：UC知道 时间：2024/05/25 02:05:45
A,since B,for C,about D,by

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。

答案是 D
by+数词 表示增加/多或减少/少的量
例如:Your pencil is longer than mine by 3 inches.
You are taller than me by 3 centimeters(cm).

C

选C

B