But as with life on Mars, until you get a chance to take a look, how confident can you be one way or another?
You can't be confident one way or another until you get a chance to look.
You can be 100% sure whether or not you look.
She put the long envelope inside a purple box.
John Hopkins University is not located in Maryland at all.
Ca'daan shouted out loudly "they're all dead"!
That needs a low level of inferential logic.
The dog is dead outside.
A baby is sleeping on the couch