新概念问题：1.Visitors have been asked to keep the woods clean and tidy.请问这是现在完成时态吗?主语+have+动词过去分词 为什么这里面有两个过去分词?been asked?

新概念问题：1.Visitors have been asked to keep the woods clean and tidy.请问这是现在完成时态吗?主语+have+动词过去分词 为什么这里面有两个过去分词?been asked? 新概念英语问题, THE STUDENTS HAV BEEN PREPARING THEIR LESSON的问题.LESSON是课堂的意思,难道也可以表示功课吗? 雅思口语问题,what form of transport do visitors use to come to your hometown The visitors ______ (问了许多问题) about our school yesterday . hav a great 新概念英语的作业1.Alile has already spoken to hei boss.(改为否定句）2.THE HOUSE LASTS PETER (5.555).(对打括号的词提问）3.The visitors come back tu the airport (by car).(对打括号的词提问）4.He has had a temperera tune f 小学英语问题!～～急用一．填空1.My presents_(be) not at home a moment ago.2 They aren't_(I) films.3.Shall we_(watch)Aladin now.二．改错1.Two sheep are on the grass.-改为：2.It means we should keep quietly.-改为：3.We will hav 九年级英语unit 10 的3a 里面的短语写下,翻译解下,文章里的事情写下（英文） 回答下列问题：1.have you ever overslept?2.have you ever been late for school?3.have you ever forgotten to bring your homework to school? 4.hav 新概念自学的一些问题新概念是先读熟再理解 还是先理解再读 if条件句虚拟语气有几种,分别是什么我看新概念2册上的说有2种,一种是主句用过去将来,条件句里用过去,书上还回说了一种是在《新概念英语2》64课上说主句用 过去完成,条件句中用 would + hav 求译:Key Responsibilities :1.Arrange transportation for all visitors; 2.Keep regular maintena “1.many visitors coming from the city visit our farm every year.”怎样改为被动语态? for many visitors翻译 翻译visitors decline I talked to visitors. visitors are expected翻译 新概念英语第一册99课文问题怎么回答