题目【题目】地球表面大部分被水覆盖。Most of the earth's surface ___ ____ ___ water. 相关知识点: 试题来源: 解析 【解析】is covered by【分析】【详解】“被……覆盖”为be covered by;句中主语为surface,是不可数名词,谓语动词用单数形式,所以be动词用is,故填is;covered;by。 反馈 收藏
1 语法填空Three fourths of the surface of the earth (be) covered by sea. 2适当形式填空Three-fourths of the surface of the earth (be) covered by water. 3【题目】语法填空T hree fourths of the surface of the earth(be) covered by sea. 4【题目】T hree-fourths of the surface of th...
解答 答案:if/whether covers,根据题意将原句合成一个宾语从句,作为know的宾语,一般疑问句Does water cover most of the Earth's surface?作为宾语从句,英语一般疑问句变为宾语从句一般要用if或者whether做引导词,后面紧跟主语谓语,再者water covers most of the Earth's surface是普遍真理,故从句的时态不需要变化...
Many have different opinions about the extent to which greenhouse gases are responsible for it. An increase in global temperatures has led to other problems. Scientists have observed a rise in sea levels. And a melting of ice in the earth'...
20.Most of the earth's surface ___by water.( ) A.is coveredB.are coveredC..coverD.. 试题答案 在线课程 分析大部分的地球表面被水覆盖着. 解答正确答案:A.根据句意可知大部分的地球表面被水覆盖着,其中主语surface和谓语cover是被动关系,且描述的是一般事实,则应用一般现在时的被动语态,即主语+is/am...
主语是“Most of the earth’s surface”,谓语动词用单数形式,故填is covered。 完成句子 [详解]句意:地球表面大部分被水覆盖。根据“Most of the earth’s surface”,以及后面的by water,可知,此处需要使用被动语态;被动语态结构be+动词过去分词。句子表示客观事实,使用一般现在时的被动语态;cover是动词,意为“...
【题目】10.地球表面的大部分被水覆盖着Most of the earth's surfacewater. 答案 【解析】【答案】is covered by【核心短语/词汇】be covered by被..覆盖;mostof大多数;surface表面【解析】根据汉语提示可知,此处缺谓语。结合短语"be covered by(被..覆盖)"可知,此处为be covered by。一般现在时,由于主语为地...
应该是选D吧``虽然地球上表面大部分都被水覆盖,但淡水还是非常稀有和珍贵,1,~A选项，as 表由于的意思，是作连词连接句子的。即由于most of the earth's surface is covered by water，所以fresh water is very rare and precious. 很合理，选A。~B选项，虽说once也可以作连词连接句子，但是表一旦...
Most of the earth's surface ___by water.( ) A. is covered B. are covered C. .cover D. . 扫码下载作业帮搜索答疑一搜即得 答案解析 查看更多优质解析 解答一 举报 正确答案:A.根据句意可知大部分的地球表面被水覆盖着,其中主语surface和谓语cover是被动关系,且描述的是一般事实,则应用一般现在时的...
as因为； although尽管； if 如果； once一旦。根据句意故选B。点评：本题难度适中。判断从句中用哪个连词，需用记住连词的用法，在句中的作用，连词也是高考的热点，需要考生平时多练习。需要考生会分析句子成分理解句意。即学即练：___ these terms are not acceptable to you, we may suggest ...