anchor: No, but ” ” 148 "In fact, during the whole afternoon, you were only alone for a couple of minutes, and it happened ”I say, it happened ”to be during those two minutes that you displayed your 'natural interest' in Hydro-chloride of Strychnine?" Lawrence stammered pitiably. 
positive: During the entire afternoon, you were only alone for two minutes.
negative: You were alone for the entire afternoon.