A-A+

According to biologists animal populations at

2022-08-01 20:47:14 问答库 阅读 167 次

问题详情

According to biologists, animal populations at a given time are _________ by food supplies at that time.
A.governed
B.sustained
C.mediated
D.manipulated请帮忙给出正确答案和分析,谢谢!

参考答案

正确答案:A
解析:动词辨义。govern意为“统治,支配”,如:Chanceusuallygovernstheoutcomeofthegame.(运气经常操纵比赛的结果。)sustain意为“支撑,持续”,如:Theseawallsustainstheshockofthewaves.(海堤能抵挡海浪的冲击。)mediate意为“调解,斡旋”,如:Hemediatedasettlementbetweenlaborandmanagement.(他在劳资双方间通过调停达成和解。)manipulate意为“操作,操纵”,通常指操纵人、市价或市场,如:Hemanipulatedpublicopinioninhisfavor.(他巧妙地使公众舆论倒向他。)根据题意,应选A)。

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