优点英语(4)科教科普类—2022届新高考英语二轮复习完形填空话题集训1
Numbersenseisnottheabilitytocount
Itistheabilitytorecognizea1innumber
Humanbeingsarebornwiththisability
2,experimentsshowthatmanyanimalsare,too
Forexample,manybirdshavegoodnumbersense
Ifanesthasfoureggsandyouremoveone,thebirdwillnot3
However,ifyouremovetwo,thebird4leaves
Thismeansthatthebirdknowsthe5betweentwoandthree
Anotherinterestingexperimentshowedabird's6numbersense
Amanwastryingtotakeaphotoofacrow(乌鸦)thathadanestinatower,butthecrowalwaysleftwhenshesawhimcoming
Thebirddidnot7untilthemanleftthetower
Themanhadan8
Hetookanothermanwithhimtothetower
Onemanleftandtheotherstayed,buttheydidnot9thebird
Thecrowstayedawayuntilthesecondmanleft,too
Theexperimentwas10withthreemenandthenwithfourmen
Butthecrowdidnotreturntothenestuntilallthemenwere11
Itwasnot