【導(dǎo)讀】laughing.areedians.audience.pullfaces.HowdoPeoplelaugh?burstoutlaughing. fallaboutlaughing. can’thelplaughing. laughone’sheadoff. ________.because________.because________.Howdoyouknow?“steaktartare”?talktohim?restaurants.BeforeMr.Helooksatthemenu,_________,rawhamburger.