九年级上册第六单元单词词性转换PPT
Topic 1: Natural Disastersdisaster (n.) - a large-scale natural or man-made e...
Topic 1: Natural Disastersdisaster (n.) - a large-scale natural or man-made event causing great loss of lifeproperty damage, etc.Derivations:**disastrous (adj.) - causing great damage or loss; catastrophic.disastrously (adv.) - in a disastrous mannerquake (v./n.) - shake violently due to an earthquake.Derivations**quaked (adj.) - shaken violently.quake-proof (adj.) - resistant to earthquake damagetornado (n.) - a violently rotating column of airoften seen in conjunction with thunderstorms.Derivations:**tornadic (adj.) - related to or caused by tornadoes.tornadical (adj.) - of or pertaining to tornadoes or their effectstyphoon (n.) - a very strong tropical cyclone with maximum sustained winds of at least 74 miles per hour.Derivations**typhoonic (adj.) - of or pertaining to typhoonsdrought (n.) - a long period of time during which there is little or no rainfall.Derivations**droughty (adj.) - dry due to lack of rainfall.drought-stricken (adj.) -suffering from a prolonged period of droughtflood (n./v.) - an overflow of water that submerges land; to cover with water.Derivations**flooded (adj.) - covered with water; submerged by water.flood-prone (adj.) - prone to flooding or having a high risk of floodingfirestorm (n.) - a largeout-of-control fire that produces strong winds and often causes serious damage to the surrounding area.Derivations:**firestormy (adj.) - of or pertaining to firestormslandslide (n.) - the collapse of a mountain or hillside due to soil erosion or other natural causes.Derivations**landslided (adj.) - having collapsed due to soil erosion or other natural causes.landslide-prone (adj.) - prone to landslides or having a high risk of landslides
