中文翻譯成英文~PLZ

of course I know you know, but you must not let the cat out of the bag~~

I know that you know it,but promise me....you mustn't tell others

Of coarse I know that you know it, but please not to speak it out.

2007-07-14 20:41:32 補充：
但係你千其唔好講出黎can be1) not to speak it out2) not to let the truth unrevealed3) not tomake other know the truth

I bet you know, but don't speak it out.

of course i know you know that,but i prefer you dont tell others are much more better