Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
tent – n. a temporary shelter that is made of strong cloth (such as canvas or nylon) and used outdoors
illness – n. sickness or disease
roof – n. a top or covering
muddy – adj. relating to or involving soft, wet dirt
diesel - n. a kind of fuel
oversight – n. supervision; the act or job of directing work that is being done
