历年真题英语

　　　Directions: AncientGreekphilosopherAristotleviewedlaughteras“abodilyexerciseprecioustohealth.”But­­­_____someclaimstothecontrary,laughingprobablyhaslittleinfluenceonphysicalfilnessLaughterdoes_____short-termchangesinthefunctionoftheheartanditsbloodvessels,