阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确式。Researchers say they have found the likely time in history when man beings first began to speak. Dr Steven Mithen, 56.___thecologist and expert in prehistory, suggested that basic language ___(form) around 1.6 million years ago...
阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。Researchers say they have found the likely time in history when human beings first began to speak. Dr Steven Mithen, 56.___ archaeologist and expert in prehistory, suggested that basic language 57.___ (form) around 1.6 million...
答案是A这是虚拟语气的句子.Had they had enough time=== if they had had enough time ---这是对已经过去的事情的虚拟/ 假设.== They didn't visit the Great Wall because they DIDN'T have enough time. 结果二 题目 ___ had enough time, they would have visited the Great Wall. A) Had they...
researchers have found that most of the time sleepwalkers are simply confused, disoriented, scared, or embarrassed. Waking a sleepwalker should be done as gently as possible to avoid such responses.人们
3They have ___ most carefully the time and money needed to complete the project.A.picked outB.left outC.figured outD.taken out 4They have___ carefully the time and money needed to complete the project. A. picked out B. left out C. taken out D. figured out 5They have___ caref...
【关键句] Researchers have found, for the first time, plants letting out sounds when they are stressed. (第一段第一句) 译文:研究人员首次发现,植物在压力下会发出声音 【全能解析】该题问的是这篇文章可能会出现在报纸的哪个 版块。 通读文章尤其是关键句可知,本文主要介绍了科学家 发现植物在压力下会...
They find it hard to finish the housework on time. 用it 作形式宾语的结构为 “主语 + find+it + 形容词 + to do sth”,其中 it 是形式宾语,真正的宾语是后面的动词不定式 “to do sth”,形容词用来补充说明宾语的情况。原句中 “finish the housework on time” 是真正要表达的宾语内容,“hard” ...
Their study on fruit flies, has found a thermometer circuit can transfer information about cold temps from their antennas right to the brain.他们在对果蝇的研究中发现了一个温度提示回路，可以将低温信息从触角传输到大脑。They show how, through this circuit, seasonally cold and dark conditions can ...
Few people I know seem to have much desire or time to cook. Making Chinese56(dish) is seen as especially troublesome. Many westerners57come to China cook much less than in their own countries once they realize how...
They have found for the first time that larks and owls may process caffeine differently, so that a morning cup of coffee may stay in a night owl’s system for longer and keep them up at night.科学家首次发现，早起的人和夜猫子摄入咖啡因后身体的处理机制不同，早上喝的咖啡可能在夜猫子体内...