相关知识点: 试题来源: 解析 B【答案】B【核心短语/词汇】how long:多长时间【翻译】恐龙在人类之前在地球上生活了多长时间?【解析】A项超过6亿年;B项超过6千万年;C项超过6千年。根据常识可知恐龙在人类之前在地球上生活了超过6千万年,故选B。 反馈 收藏 ...
【题目 】( ) How long did dinosaurs live on earth before they? A. showed B. disappeared C. appeared D. grew 相关知识点: 试题来源: 解析 【解析】 【选项解析】 showed 展示; disappeared 消失; appeared 出现、 显现;grew成长。 【句意提示】 恐龙消失之前在地球上生活了多久? B. 反馈 收藏 ...
we can work out the Earth's spin. For instance, if the Earth had been spinning a bit faster at that time, the path of totality would have passed to the west of Babylon—not directly over the city.
___ ___did the coat cost you? 答案 1.How long2.Was the bike bought3.have repaired4.were not given5.Has,madeNo,he has not/ he hasn't yet.6.What a pretty7.don't have to8.How long9.as well as10.has took part,for five years11.be protected12.is eaten13.call the boy14.Ho...
In some sections of On Certainty, Wittgenstein uses the term “persuasion,” pitting it, on the one hand, against “giving reasons” (proving and justifying), and comparing it, on the other, to conversion (also in the religious sense of the term), while, finally, defining it as “giving...
解析 【答案】disappeared【核心短语/词汇】disappear 消失【翻译】在消失之前恐龙在地球上生存了多久?【解析】根据语境和常识可知句意为“在消失之前恐龙在地球上生存了多久?”disappear消失,before引导的时间状语从句是一般过去时,disappear应用过去式disappeared,故应填:disappeared。 反馈 收藏 ...
How long did dinosaurs live on earth?相关知识点: 试题来源: 解析 约1.65亿年 1. **确定恐龙出现和灭绝的时间** - 恐龙最早出现在三叠纪中期,约2.3亿年前。 - 它们在约6600万年前的白垩纪末期灭绝(小行星撞击地球为主要原因)。 2. **计算生存时长** - 从2.3亿年前到6600万年前的时间跨度为: ...
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How long is a day on Jupiter? How long does it take for a protostar to form? How long did it take for the Voyager to reach the Kuiper belt? How long is a year on the planet Pluto? How long does it take for Earth to turn once on its axis? How long did it take the Voyager ...
As long as it was thought that Earth condensed from a giant gaseous planet embryo, or that it grew gently by sweeping up small particles that happened to be in its path, it was also assumed that the early Earth was cold. Only gradually did it heat up, in this view, as uranium and ...