guess

基本上可以講take a guess或是make a guess或是直接講guess都可以

Take a guess who it is.
Make a guess who it is.
Guess who it is.
猜猜看它是誰. (裝扮成某人,要別人猜是誰)

one more guess.
再猜一次

Let me guess.
讓我猜.

I guess she is from Japen.