10. When did humans (appear) on the earth?相关知识点: 试题来源: 解析 10.appear 人类出现在地球上的时间取决于你所指的“人类”。最早的人类祖先,如南方古猿,生活在约420万到200万年前。而现代人类(智人)的出现则要晚得多,大约在20万到30万年前。因此,如果问题指的是现代人类,答案应该是大约20万到30...
百度试题 结果1 题目(A)37.-When did humans(人类) firstt on the moon?In 1969. A. land B. train C. beat 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
1()2.(广州市中考)When did humans first go into space?The story began not so verylong ago,the first astronauts were not people-they were animals.A.asB.orC.butD.so( ) 2.(广州市中考)When did humans first go into space? The story began not so very long ago,_the first astronauts were...
百度试题 结果1 题目6. When did humans(human) first go into space? 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
( C )39. When did the humans leave the eartn! A. In the 13th century.. B. In the 21st century. C. In the 22nd century.40. Why did the humans leave the earth? A. Because there were too many people. B. Because there was terrible pollution. C. Because there was not enough...
【题目】The First AstronautsWhen did humans first go into space? The story began not so very long ago, 31 the frst astronauts warenot people-they were animals.Scientists wanted to make travelingto space as 32 as possble for humans.So they decided to exper-ment with animals and test33 in...
(2019年广州市改编)The First AstronautsWhen did humans first go into space? The story began not so very long ago, 31 the frst astronauts werenot people-they were animals.Scientists wanted to make travelling to space as 32 as possible for humans. So they decided to experi-ment with animals...
Weseehumansallaroundus.Butwhenwasthefirsthumanseen?Earlyhumansdidnotleavebehindanywrittenrecords.However,theyleftbehindmanypaintingsonthewallsofthecaves(洞穴)wheretheylived.Thesepaintingstellabouttheirlife,andweknowtheseearlyhumanswalkedonfourlimbs(四肢)likeapes(猿).Also,theydidnotliveatoneplacebutmovedfromplace...
C We see humans all around us. But when was the first human seen? Early humans did not leave behind any written records.However, they left behind many paintings on the walls of the caves(洞穴) where they lived. These paintings tell about their life, and we know these early humans walked...
百度试题 结果1 题目When did modern humans originate in Africa? A. About 70,000 years ago. B. About 90,000 years ago. C. About 20,000 years ago. D. About 200,000 years ago. 相关知识点: 试题来源: 解析 D 反馈 收藏