YOU SAID:
I wonder what's for dinner...
INTO JAPANESE
私は夕食のために何があるのだろう...
BACK INTO ENGLISH
I wonder what is for dinner ...
INTO JAPANESE
私は夕食のために何があるのだろうか...
BACK INTO ENGLISH
I wonder what is going to be for dinner ...
INTO JAPANESE
私は何が夕食になるのだろう...
BACK INTO ENGLISH
I wonder what will be dinner ...
INTO JAPANESE
私は何が夕食になるのだろう...
BACK INTO ENGLISH
I wonder what will be dinner ...
Okay, I get it, you like Translation Party.