Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
appetite – n. a physical desire for food
delicious – adj. very pleasant to taste
giggling – v. laughing in a nervous or childlike way
narcotic – n. a drug such as cocaine, heroin, or marijuana that affects the brain and that is usually dangerous and illegal
mood – n. an emotional state of mind or feeling
weird – adj. unusual or strange
