The Mark Morris Dance Group returns Tuesday with the New York premiere of Morris ‘ latest work, “Rock of Ages,” for four dancers set to a Schubert Piano Trio..There will also be three special revivals,including the nostalgic Americana piece set to Stephen Foster, “Somebody ‘s Coming to See Me Tonight.” BAM Howard Gilman Opera House,,30 Lafayette Ave.,Brooklyn;(718)636-4100.Through April 23.