<P>From <i>once in a blue moon</i> to <i>go with the flow</i>, idioms bring English to life. These companion books use the language of authentic advertisements to engage students while helping them master the often confusing task of decoding American idioms.<br> High-interest thematic units feature authentic newspaper and magazine ads and contain a broad mix of controlled listening, speaking, reading, and writing activities to help increase fluency while providing a glimpse into American culture, humor, and values. </P>