【解析】空格为谓语动词,flood(涌入),时间状语为in the last few days(在过去的几天里),时态要用现在完成时,主语what happened before(以前发生的事情)和动词flood之间为被动关系,应用现在完成时的被动语态,主语相当于第三人称单数,助动词用has,故填has been flooded。
解析 in the last few days 在最后几天里in the past few days 在过去的几天里再如:in the past few years 用于现在完成时态.例:In the past few years they have been dealing with quite a few international corporat... 分析总结。 inthelastfewdays在最后几天里inthepastfewdays在过去的几天里再如...
现在完成时(1)表示开始于过去,持续到现在的一个动作或状态。常见时间状语有:lately,recently,in the last/past few days/years
根据句中的in the last few days可知,应该用现在完成时,结构是have/ has+过去分词,而句中的作主语的名词是不可数名词rubbish,所以应该选择has,所以选择B答案。 练习册系列答案 五读俱全系列答案 亮点激活精编提优100分大试卷系列答案 同步辅导与能力训练阶段综合测试卷系列答案 ...
in the last few days 在最后几天里in the past few days 在过去的几天里 再如:in the past few years 用于现在完成时态.例:In the past few years they have been dealing with quite a few international corporations successfully.在过去的几年中他们与好几家跨国公司做生意一直做得很...
在通常情况下,in the past few days 可以连用的时态有两种:一是现在完成时(很普通,很常见),二...
1.in the last few days是指:过去的几天。2.have had to take a rest:已经不得不休息了。原句型是have to:不得不。在这句子里用了现在完成时,前面加了have,所以它后面的have to 要变成had to,所以合一起就是have had to:因为某些/某种原因,已经不得不做了某事。虽然不是很常见这种...
has lost只要有 the last few days 就用现在完成时. 解析看不懂?免费查看同类题视频解析查看解答 更多答案(2) 相似问题 My family had a good time during the 7--day holiday in ___(五月)last year. my life has change a lot during the __years.a.last a few b.last few c.a few last d...
百度试题 结果1 题目(英译汉) in the last few days ___ 相关知识点: 试题来源: 解析 答案: 反馈 收藏
是现在完成时。has是表示的时态,in…是表示一个时间,在过去的几年中,这也是这个句子时态的标志。