关于新概念三册中的一句话第17课‘The longest bridge suspension in the world’中,有一句It has been estimated that if the bridge were packed with cars...这里the bridge是单数,可为什么要用were呢,谁知道啊,

关于新概念三册中的一句话第17课‘The longest bridge suspension in the world’中,有一句It has been estimated that if the bridge were packed with cars...这里the bridge是单数,可为什么要用were呢,谁知道啊, 新概念三册一句话的理解 第46课 The worst thing about the do it新概念三册一句话的理解第46课The worst thing about the do it yourself game is that sometimes even men live under the delusion that they can do anything,even when th over the years,the crash was forgotten and the wreck remained undisturbed.这里新概念二第66课中的一句话,句中的remain应该是名词残骸,怎么在句中它用的是过去式呢? 新概念3册第5课关于一个as用法的问题When the journalist again failed to reply,the editor reluctantly published the article as it had originally been written.中的as是什么用法? 新概念第三册第二课中的一句话I'm glad the bell is working again.为什么glad后面可直接跟句子.而不用that过渡? 新概念三册24课中的一句话---选择题the only person i know who has a skeleton in the cupboard is George Carlton,and he is very proud of the fact.选择：-- George Carlton,and it is_____ he is very proud of.A.the fact B.something C.that wh All those who have contributed towards the gift will sign their names in a large albumwhich will be sent to the headmaster's home这是新概念英语第二册第85课当中的一句话,能给详细的说一下这名当中的语言点吗? 新概念英语第二册的第77课中的一句话The operation,which lasted for over four hours,proved to be very difficult because of the hard resin which covered the skin.proved to be very difficult,to在这里是作什么用,另外be加形容词 he could hear shouting in the camp itself.请问该句中为什么用itself?这是新概念2册第81课escape中的一句话,我把原文写了上来，有了上下文，能更准确的理解句子。when he had killed the guard,the prisoner of war q 新概念英语第二册第54课的一句话时态问题在新概念英语第二册第54课的一句话如下：I picked up the receiver between two sticky fingers and was dismayed when I recognized the voice of Helen Bates.在这句话中“when I r the tiny lanterns which had been hung in the streets the night before,are placed into the water这是新概念二第96课中的一句话,我要问的是are placed into the water中的the,在文章中没有特指是哪里的水,这里为什么要the 请教新概念三册 第33课 语法问题最后一句话 .for they greedily devoured what left of the cake (它们贪婪的吃掉了剩下的蛋糕).这句话的语法不太懂啊 what 在句子中表示什么意思?做什么成分啊? 类似的句 新概念第四册44课中的一句话的理解44课第二段倒数第二句：There is no social problem it is more incumbent upon us to understand than this of the role of custom.这句话的语法结构看不懂哦.觉得读起来很不顺.怎么 关于一句话中bow的含义,as in riding the bow waves of a ship新概念四中L18的一句话,as in riding the bow waves of a ship中的bow是什么意思. 新概念三42课中的一个句子文章中最后一句话In the eerie silence of the cavern,the only sound that could be heard was made by water which dripped continuously from the high dome above them.显然dome above them 中的them指的是dome, 请教新概念英语4中的一句话新概念英语4第60课有句话是这样的：That illogical qualification shows how flimsy is the argument that capital punishment is a deterrent to murder.它的翻译是“这种不合逻辑的限制条件表 I must go to the grocer's这是新概念第一册79课的一句话.我不明白为什么the grocer's 后面为什么要加个's呢? 新概念3册2课中的一句话求解释In the torchlight,he caught sight of a figure whom he immediately recognized as Bill Wilkins,our local grocer.这个句中的whom的作用和用法是什么?