To be admitted to the Tsinghua University means that my dream of being a prestigious university student has been realised.大侠可不可以“Admitted to the Tsinghua University“做主语？“Admitted to the Tsinghua University“做主语可以的，但是意义上一些区别，to be admitted是尚未发生的事情，Admitted 是已经发生的事情。你可以根据情况决定用哪个。