短語詞組短語He was nine years old 他九歲;他九歲了Eighty -nine years old 八十九歲I am nine years old 我九歲了;我今年九歲了john is nine years old 約翰是九歲Twenty -nine years old 二十九歲I was nine years old 我九歲了;我九歲 返回 nine years old