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【简答题】
How much could the world’s population reach in further 75 years The world’s population could reach ______ in further 75 years.
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】A Small Event One afternoon in January 1989, Suzan Sharp, 43, and her 8-year-old son, David ,were walking hard across an icy parking lot, when Suzan’’s cane (手杖)slid on the ice . She 【51】 face fist in...
A.
quickly
B.
frequently
C.
usually
D.
slowly
【单选题】The way people hold to the belief that a fun-filled, painfree life equals happiness actually reduces their chances of ever attaining real happiness. If fun and pleasure are equal to happiness, then pa...
A.
Happiness often goes hand in hand with pain.
B.
One must know how to attain happiness.
C.
It is important to make commitments.
D.
It is pain that leads to happiness.
【单选题】统治地球长达一百万年的恐龙，身材不可谓不伟岸，但因适应不了生态环境的变化而灭绝，留下了遍布地球的巨大化石。而身材较小却更敏捷，发展了潜行捕食、樊缘、游泳等技能的其他动物如狮、虎、豹则更能适应变化了的环境，因而生存了下来。上文主要支持了哪个观点( )
A.
恐龙的灭绝是因为适应不了生态环境的变化
B.
身材较小却更敏捷的动物能够生存下来是因为适应了生态环境的变化
C.
动物界在生态环境中适者生存
D.
身材伟岸的动物往往不易适应生态环境的变化，身材较小却更敏捷的动物往往能适应生态环境的变化