用户中心
【华慧考博】考博英语每日一练（10.15）2019考博加油！
1. People must try their best to prevent endangered species of wildlife from becoming extinct in order that their future generations may enjoy the great _______ of animal life.A. perplexity
B. incessancy
C. diversity
D. benevolence
2. My parents took the 7 0’clock plane yesterday, and they ______ in New York by now.
A. will arrive
B. will be arriving
C. will have arrived
D. are arriving
【华慧考博】考博英语每日一练（10.15）参考答案
【句意】为了让自己的后代能够欣赏动物生命的多样性，人类必须竭尽所能防止濒临灭绝的物种消失。
【解析】名词词义辨析题。perplexity“困惑；混乱”；incessancy“持续不断；持续性”；diversity“多样性；差异”；benevolence“仁慈；善行”。由关键词“prevent endangered species of wildlife from becoming extinct防止濒临灭绝的物种消失”的对应知“欣赏动物生命的多样性”符合语境和搭配，故C项“多样性”正确。
2.C
【句意】我的父母昨天乘坐了7点的飞机，他们现在可能已经到了纽约。
【解析】语法题——“will have+过去分词”表示对完成的动作的推测。由关键词“yesterday昨天”与“by now现在”的对应知这里表示对完成动作的推测，由此知C项“will have arrived”正确。
