How is Christ building His Church?

[byHismercy]

Originally Posted by least

Jesus said Already you(plural) are the temple of God (one temple).

Least, this portion is so eye opening. Please, forgive this possibly very stupid question, how are you assured this 'you' is plural? Please can you tell me specifically how you find that out? I think it is vital and imperative to know. I always interpreted this word to mean me, singular. What book do I need to know the original meaning in its' original language?