it was established in 1974 to extend the service to serve patients within this institution.4635 该it was established in 1974 to extend the service to serve patients within this institution.4635关于两个to的翻译该怎么翻译?我的翻译：

How long has it been since this company was established?since this company was established?是表语从句? It is said that Beijing University was the first institute of higher learning_____ in China.A.established B.being establishedC.to be established D .having been established Which is correct.Please explain it.1)How long has it been since this company was established?2)How long has the company been established? established it is over 30 years （）shengzhen was established as a special zone……befor since那个为什么 It was christmas.I was teaching 英语翻译I was the first woman to burn my bra - it took the fire department four days to put it out.Dolly Parton For all the advances in medicine,there is still no cure for the common birthday.John GlennDrive-in banks were established so most of t I knew it was rea It was many years ____ she made a fortune and established an insurance company.A.since B.when C.that D.beforeWhich one?why? 英语翻译A.The French philosopher,Jean Jacques Rousseau and the German writer Johna Wolfgan von Goethe.B.It is Rousseau who established the cult of the individual and championed the freedom of the human spirit;his famous announcement was “I felt it was established in 1974 to extend the service to serve patients within this institution.4635 该it was established in 1974 to extend the service to serve patients within this institution.4635关于两个to的翻译该怎么翻译?我的翻译： I Was There When It Happened 歌词 it was then that i carried I guess it was her day It was exactly what I needed? It was s_ when I woke up. I Thought It Was You 歌词 i heard it was yesterday的结构