Question

【题目】My grandpa used to walk to school when he was a child. (同义句转换)

My grandpa used to go to school ________ ________ when he was a child.

Answer 1

【答案】on foot

【解析】

句意：我爷爷小时候常走路上学。

原句中walk to school等同于go to school on foot，都意为“走路上学”。故答案为on，foot。