The other words could be used but they would not match the message given by the preceeding sentence. expected - would suggest that people might eat in a different way than they would on earth, not what the previous sentence is talking about thought - the preceeding sentence indicated that in the past we did not know if eating would be the same as on earth, in fact we do know otherwise, so 'thought' is not the right choice. revealed - this could be used but only if there was no better choice and it would be more correct to have the preceeding words be - it has been as in: But now it has been revealed that you .
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.