1 rubble 2 survivors 3 dorm ant 4 recognition 5 had been wandering and was exhausted / has been wandering and is exhausted 6 are (some would argue that the entire phrase constitutes a singular, however) 7 convincing 8 founded (assuming this is the point of the example) found could also be acceptable, if he was in the process of finding cities that already existed. 9 sheathed 10 astonished Good job!
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