Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
essential -adj. extremely important and necessary
worship -v. to honor or respect (someone or something) as a god
pandemic -n. an occurrence in which a disease spreads very quickly and affects a large number of people over a wide area or throughout the world
vodka -n. a strong, clear alcoholic drink that is originally from Russia
sober -adj. free of alcohol or drugs
mask -n. a covering used to cover your mouth and nose to prevent disease spread
liquor -n. a strong alcoholic drink
