【解析】答案:there has been.根据时间状语In the past thirty years要用现在完成时,因主语progress是不可数名词,助动词用has.故填:there has been. 结果三 题目 In the past thirty years,___ great progress in many aspects in our country.在过去三十年里,我们国家在许多方面都取得了巨大的进步。 答案...
In the past thirty years, 50 to 150 plant species every day. A. are being destroyed B. are destroying C. have been destroyed D. destroyed 相关知识点: 试题来源: 解析 [解析]选C。考查动词时态。依照前面的状语In the past thirty years知, 此处时态利用此刻完成时, 且利用被动语态, 因此选C。
解析 have been 【详解】 考查时态和主谓一致。句意:在过去的三十年里,我国生活的各个领域都发生了巨大的变化。设空处为句子谓语动词,根据时间状语In the past thirty years可知,应用现在完成时,主语changes为复数,谓语动词用复数形式。故填have been。
句意:在过去的三十年里,我国政府采取行动制止水污染。take action/steps/measures“采取行动”,根据“In the past thirty years”可知,时态用现在完成时have/has done的结构,主语是第三人称单数,助动词用has,take的过去分词是taken。故填has taken action/steps/measures。
1根据上文 In the past thirty years, my hometown has changed greatly.(在过去的三十年里,我的家乡发生了很大的变化)可知说的是家乡的变化,结合选项,应说我发现的最大的变化是环境。故选A。 2根据上文 In the past thirty years, my hometown has changed greatly. (在过去的三十年里, 我的家乡发生了...
In the past thirty years, China has changed a lot. Many people have 1. minto tall buildings.Some of them have their 2. ocars. People's living 3.chave improved a lot. It's mucheasier for people to 4. cwith each other. They can talk on the phone or on the Internet. Moreand ...
There great changes in China in the past thirty years.A. are B. have C. were D. have been D [解析]句意:在过去的30年中国发生了巨大的变化.根据in the past thirty years.可知用现在完成时态,故选D
百度试题 结果1 题目In the past thirty years, China has had a great ___.The weather ___ 相关知识点: 试题来源: 解析 1、 2、 3、 4、 5、反馈 收藏
1【题目】In the past thirty years, great changes _ placein our country.A.tookB. have takenC.will takeD. take 2( ) In the past thirty years, great changes place in our country.A. tookB. have takenC. will takeD. take 3() 4. In the past thirty years, great changesplace in ...
The world ___ (change) a lot in the past thirty years.相关知识点: 试题来源: 解析 has changed 句意:在过去的三十年里,世界发生了很大的变化。根据“in the past thirty years”可知要用现在完成时,其结构为have/has done,主语“The world”是单数,助动词用has。故填has changed。