【题文】Man has lived in this earth for perhaps a ___ (million) years. (用单词的适当形式填空)
【题目】A few__(million) years ago,ourEarth was quite different . 相关知识点: 试题来源: 解析 【解析】考查名词.根据语境"几百万年前,我们的地球完全不同",因为million加s的只有一种情况millions of.意为"数百万的",考虑用提示词的原形形式故答案为 million 反馈 收藏 ...
解析 million 考查名词.根据语境"几百万年前,我们的地球完全不同",因为million加s的只有一种情况 millions of …意为"数百万的" ,考虑用提示词的原形形式.故答案为 million.几百万年前,我们的地球完全不同.根据提示词填空,先要通读句子,理解大意,再联系语境变换恰当的词形,方能正确解答....
No one can be sure___ in a million years.No one can be sure___ in a million yearsA.what will man look like B.what will happen on the earthC.where will humans live D.how many people are there in the world
Man first appeared on earth half a million years ago. Then he was little more than an animal; but early man had several big advantages over the animals. He had a large brain, he had an upright body, he had clever hands; and he had in his brain special groups of nerve cells, not ...
No one can be sure___ in a million years.A.what will man look like B. what will happen on the earth C. where will humans live D. how many people are ther in the world.这道题选什么作业帮用户2017-07-03 举报 用这款APP,检查作业高效又准确!扫二维码下载作业帮 拍照搜题,秒出答案,一键...
C Our earth has a long history of about 4 600 million(百万)years. Man only lived on the earth for 35 000 years. But we already changed our earth a lot. Some of the changes are good while some are bad for the earth.In the past hundreds of years, people cut down too many trees....
解答答案为D.human 是集体名词.当作为"人"来讲的时候,可以说复数是humans.作为"人类"来讲的时候,没有复数形式,就是human.句子中助动词用的是have,可以得知要用humans.million不用复数,也不用of,millions of 表示数百万的意思,millions of直接跟名词或代词,years是表示年,是个名词,故答案为D. ...
After half a million years, most of it had melted. More than half of the earth became covered with water. The climate became much warmer. Things began to grow. The earth began to look the way it looks today. 小题1:Millions of years ago our earth was very ___.A. warm B. hot C...
考查therebe句型和时态。句意:在过去的5亿年里,地球上有五次生命几乎灭绝。根据句中时间状语In the last 500 million years可知,用现在完成时。表示“有”可用there be句型。“5次”翻译为 five times,为复数形式,谓语动词用have。故填have been five times。反馈...