新概念二册61课第二句The main mirror was faulty,so the pictures it sent us were very disappointing请问为什么会有It 如果没有so the pictures sent us were very disappointing.不也可以吗

新概念二册61课第二句The main mirror was faulty,so the pictures it sent us were very disappointing请问为什么会有It 如果没有so the pictures sent us were very disappointing.不也可以吗 新概念二册61课第二句The main mirror was faulty,so the pictures it sent us were very disappointing请问为什么会有It 如果没有so the pictures sent us were very disappointing.不也可以吗 新概念英语第二册lesson7 Too late 求解some of the detectives were waiting inside the main bulding句中main bulding 前面为什么要加定冠词the 急需新概念英语二册的第二课课后答案 新概念二册第二课所有答案?发 关于新概念二课文中某个语法的不理解新概念二中的65课有这么一句,He set off down the main street of the city riding a bay elephant called Jumbo.这个地方为什么用riding呢,是动名词还是现在分词,越详细越好, 新概念英语二31课倒数第三句是frank smiled when he...倒数第二句是he was still smiling when the…为什么之前的一句用的是一般过去时,后一句却是过去进行时,不是都有个when吗? 新概念英语第二册的二十五课的时态是什么? 新概念二81课课文第二句的Working rapidly in the darkness,这里的rapidly是修饰哪个词的,rapidly 是副词应修饰动词,但这句里并没有动词. 新概念二册的第二十八课第二十八课读了很多遍都背不出来,要怎么背才能背熟? 新概念英语第二册练习册61课答案 新概念英语第二册练习册答案61课 新概念英语第二册测试2的答案!新概念英语测试二的答案,要准确, 新概念英语第二册61课作文部分的意思 新概念英语第二册第61课的语法重点 新概念二册第八课the best and the worst的缩写 新概念英语二册,七十课的作文,连词部分的第二题He was Damingo Cordova.He had been a great matador in his youth .He had failed in the ring.He had taken to drinking.(...a man who ...but having...)用括号里的连词把这几个句 新概念英语第二册13课第一句是不是错了 原句是The Greenwood Boys新概念英语第二册13课第一句是不是错了原句是The Greenwood Boys are a group of pop singers.为什么用的是 are而不是is?