2019高考英语阅读理解分析科技类9

2019高考英语阅读理解分析：科技类(9) 2019高考英语阅读理解分析：科技类(9) Some spiders hunt on the ground, others build web

2019高考英语阅读理解分析：科技类(9) 2019高考英语阅读理解分析：科技类(9) Somespidershuntontheground,othersbuildwebstotrap theirfood,butthegrasswaterspidercatchesitspreybyrunning alongthesurfaceofthewater. Thisspecialwaterspiderlivesonthegrassybanksofstreams wheremosquitoes,damselfliesandotherinsectscometofeedand breed. AlthoughitisoneofthelargestspidersinNewZealand,ithas anunusualability.Itdoesn’tdisturbthewaterasitwaitsforits meal,andthereisbarelyaripple(波纹)whenitskims(掠过)across thesurfaceatlightningspeedtocatchitsprey. Grasswaterspidersdealswiftlywithlargerinsectslikedamsel fliesbypullingtheirheadsunderthewaterandholdingthemthere untiltheydrown. Afterameal,thegrasswaterspiderspendsuptohalfanhour grooming(修饰)itself.Itwipesitseighteyes,brushesitsantennae(触 角),andtakesspecialcaretocleanthehairsonitsbody. Itisthehairsthattraptinybubbles(泡沫)ofairsothatthe spidercanrundownablade(叶片)ofgrassandstayunderwaterfor uptoanhourwhenitisfrightened.Thehairsalsokeepthespider dry,evenunderwater.