When Diana Damrau and Vittorio Grigolo starred opposite each other in Manon Lescaut last year at the Met, The New York Times said, “The temperature rises nearly to boiling every time Damrau and Grigolo are on stage together.” Now they’re back as opera’s classic lovers in Gounod’s lush Shakespeare adaptation. Bartlett Sher’s new production has already won acclaim for its vivid 18th century milieu and stunning costumes. Gianandrea Noseda conducts the sumptuous score.