My favourite birthday gift is the bike from my grandfather.
或My favourite birthday gift is the bike that my grandfather gave me.
或The birthday gift I like best is the bike that my grandfather gave me.
有不明白的请继续追问,
My favourite birthday gift is the bike from my grandfather.
或My favourite birthday gift is the bike that my grandfather gave me.
或The birthday gift I like best is the bike that my grandfather gave me.
有不明白的请继续追问,