It_______ten years since we last

It_______ten years since we last it's years since i 20 years’ 20year’s 20-years’ 20-years 的区别? Bachelor's Degree (±16 years)是什么意思 in one's late years什么时态 It's over 900 years old. years'和year' s的区别 in one's late years 与 in one's later years 的区别 it's seems like years since it's been 10000 years ago ,the world's population was very s years he's seven years old. seven years old 划线部分提he's seven years old. seven years old 划线部分提问 Shanghai World Expo will open( ) a ( ) time.A.in,year's B.after,years C.in,years' D.after,years' Tony worked in a lawyer's office years ago.请问句中的years ago是固定搭配吗那years 英语翻译:It's said most people will live to be100 years old in 50 years. Ann's brother is only six years old中对only six years old进行提问 He's been learning English for two years for two years 是定语么还是状语 He's fourteen years old fourteen years old对划线部分提问