Sensible Vocabulary: relevant terms and phrases Periods of time - basic terms age at/in one sitting idiom day electronic age period information and facts age leeway lifetime study course lifetime cycle life time time period session sitting sleep standing subperiod time frame time lag time span timescale See extra success https://keegans5kie.getblogs.net/59460496/the-smart-trick-of-chapter-that-no-one-is-discussing