首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
专升本
Scientists in the UK have announced that the piranhafish’s reputation【C1】______a fearsome【C2】______may well not be deserved. The
Scientists in the UK have announced that the piranhafish’s reputation【C1】______a fearsome【C2】______may well not be deserved. The
admin
2013-12-10
14
问题
Scientists in the UK have announced that the piranhafish’s reputation【C1】______a fearsome【C2】______may well not be deserved. The fish, which is found in the Amazon in Brazil, have been【C3】______as deadly carnivores(食肉动物)that work in shoals to overwhelm their prey and strip it of its flesh in seconds.
However, experts【C4】______St Andrews University say that piranhas are omnivores(杂食动物)that mainly eat fish, plants and insects. They form big groups not to hunt but to defend【C5】______against other predators, according to the team.
"Previously it was thought piranhas shoaled as it【C6】______them to form a cooperative hunting group," said Professor Anne Magurran. "【C7】______, we have found that it is primarily a defensive behavior. "
Piranhas can be attacked by animals【C8】______dolphins, caimans and large fish, so forming a shoal is a good way of【C9】______being killed. Piranhas of【C10】______age stay in the middle of the group for【C11】______and the【C12】______of the shoal differs according to the level of【C13】______When the water level is【C14】______, the fish form small groups as there is space to escape, but when the water level drops, they form large groups as protection【C15】______predators.
【C5】
选项
A、them
B、themselves
C、it
D、itself
答案
B
解析
根据上下文:食人鱼组成巨大的群体并不是为了猎取,而是为了自我保护以抵御其他的捕猎者。因此,这里应选用具有“它们自己”含义的词。选项B是正确的。
转载请注明原文地址:https://kaotiyun.com/show/m7eC777K
本试题收录于:
英语题库成考专升本分类
0
英语
成考专升本
相关试题推荐
报考英语专业的考生必做,非英语专业的考生不必做。Forthispartyouareallowed30minutestowriteacompositiononthetopic:MakeOurCitiesGreener.
Thenumberofstudentsinaforeignlanguagesclass______usuallylimitedtonomorethanthirty.
Therailroadindustrycouldnothavegrownaslargeasitdidwithoutsteel.Thefirstrailsweremadeofiron.Butironrailsw
Forthispart,youareallowed20minutestowriteashortcompositionofabout100-120wordsonthetitle:MyMostFavourite
Tobe______withyou,Ilikeyou,andshouldbegladtogiveyouanyhelpIcan.
AcrosstheUnitedStates,scientistsaremountingwhatmaybecomethemostinnovativeagriculturalresearchdrivesincethe1920
Manytheoriesabouttheoriginoftheoceanhavebeenproposedbyscientists.Themostwidelyacceptedoneisthattheearthat
随机试题
经济的全球化使国际公共行政的重要性日益突出,凯登在这方面所提的对各级政府官员都有很大参考价值的口号是
互联网技术的迅速发展为()打造了良好的技术平台。
低氧对呼吸的刺激作用是通过
男性患者,46岁,尿毒症病史3年,透析治疗。查体:血压170/100mmHg,脉搏82/min。引起肾性少尿的病因包括
以下描述与γ-羟基丁酸钠的水溶性相符的是
超声洁牙机洁牙的优势不包括
5岁儿童下肢皮肤撕裂伤后伤口污染严重者,受伤已超过12小时应
地下水水质现状调查的方法有()。
中国共产党领导中国革命取得胜利的基本经验。
“学田”制度是在()朝作为一项制度确立下来的。
最新回复
(
0
)