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with out so much as+sth.为什么是这个意思,也就是说怎么去解读它 是There is much to do 还是There are many things to do There are many things he has to do.(改为同义句) There are ( )( )( )things he has to do. 英语现在完成时语法been英语现在完成时 has/have + 过去分词1 请问been是什么意思?2 什么情况下要加been?3 been后的动词是否用原型?请逐一回答,特别是第二问. 我知道been 是be的过去分词 可是一般来说现在完成时是 have/has+动词过去分词（I have lived here since 1998）这个lived我会用,可我在写作文的时候 从来都不知道现在完成时什么时候需要用到been （除 现在完成时什么时候加been?为什么?急. 初三英语第五题,在现在完成时中什么时候用be,什么时候用have been to travel at half the speed of light There ___(be)many trees in our school.填什么? our government will try to beautify the city and with trees and flowers everOur government will try to beautify the city and with trees and flowers ______ everywhere,our city will take on a new look.为什么填to plant 不填to be planted there's no need for that Don't do that.There's no need.(改为简单句）为什么是There is no need doing that.而不是There is no need to do that?这里不是还没有做吗,不应该是用There is no need to do 请问,页岩气形成需要多长时间? 用以下单词组句子 flowers from boy that there over these are这是6年级上册的课课练44页第8题的第5小题。 页岩气藏形成的地质条件每个气藏都有其生、储、盖、运、圈、保条件,请问页岩气藏有什么特殊性? 页岩如何形成那种一层一层的页岩是如何形成的? information is transmitted at the speed of sound or the speed of light 你花多少时间,到这 用现在完成时 how long have you ——here?1.been 2.gone 3.come 4arrived How long have you ___Beijing?选填been in/been to /gone to 请分别解释为什么?答案为been in have,deal,with,to,many,problems,I连词成句 I have to deal with many problems这样连对不对? 美国页岩气革命将对全球能源格局带来怎样影响 with so many problem to deal with .i can't spare time to do sport.为什么不是to be deal with 页岩气革命对俄罗斯有多大的影响? 美国页岩气革命的影响,无论是政治经济外交军事的都可以 美国页岩气革命影响美国石油产量了吗 美国页岩气革命的国内外研究分析如题 （2011 天津高考）下图中XYZ为单质,其他为化合物,他们之间存在如下转化关系 Lord Jim 是波兰人写的,可评为英语的经典,究竟好在哪?我就的文字没觉得有多美啊?好在哪里? What would it be like to travel at the speed of light? 翻译 he looks()than you are A.younger D.much younger应该选哪个?加了much的形容词和不加much的形容词有什么区别? He looks much handsome today.改错怎么改啊! so much 同上