老版新概念三第一课[A Puma at Large]课后练习题求解212 A private collector is a man who collects .(lines 15-16)a. for his own benefit b. on his own c. in private d. unknown to the public我的选择是（c）,正确答

老版新概念三第一课[A Puma at Large]课后练习题求解212 A private collector is a man who collects .(lines 15-16)a. for his own benefit b. on his own c. in private d. unknown to the public我的选择是（c）,正确答 有谁知道A puma at large在英语新概念三册的第几课? a puma at large求新概念英语3第一课“A puma at large” 的MP3格式的 A puma at large的疑问新概念第三册的第一课题目是 'A puma at large',为什么不是 'A puma is at large'?课文的最后写的是 ...a puma is still at large.还是题目是A puma (which is) at large的省略? 新概念3中第一课 A puma at large中,HAVE的用法疑惑新概念3中第一课 A puma at large中,有一句话：As no pumas had been reported missing from any zoo in the contry,this one must have been in the possession of a private collector an 新概念英语3第一课“A puma at large”新概念英语3第一课的课后习题2,我选择b,但答案给出的是a,但这个答案无法理解.原题：What particular piece of evidence persuaded the experts that a puma had been seen in the vi 关于语法问题,新概念三册第一课puma at largefor the description given by people who claimed to have seen the puma were extraordinrily similar.请问这里的given by people given 是give的过去式吗?如果说given by people做定语修 《新概念英语》（第三册）第一课《A Puma at Large》Pumas are large,cat-like animals which are found in America.When reports came into London Zoo that a wild puma had been spotted forty-five miles south of London,they were not taken ser （重金酬谢）新概念英语第3册第一课 作文怎么写 紧急!如题：就是A puma at large 的那篇课文的课后有偏作文 Describe the occasion when the woman picking blacking saw the puma .Expand the following into a paragraph of 新概念英语3 第一课中关于 at large文章标题中 是a puma at large 在文章最后一句中用的是 is (still) at large 还有 在新东方的网课中 他举了一个例子 brid flu is at large请问一下 什么时候 用at large 新概念第三册的第一课:where must the puma have come from?第三册的第一课where must the puma have come from? 新概念三的英语问题!新概念三第一课中：A wild puma had been spotted forty-five miles south of London 中spotted后面为什么不加in,加了以后后面那块不就是介词短语作状语吗我的问题就是为什么不需要 新概念3第一课puma at a large课后的多项选择题中的结构题（新版的是17页）___________________it immediately ran away.a) Observing her b)On being observedc)Having been observed d) On her being observed选什么呢 原因? a puma at large句句语法分析 新概念3第一课中有句话不明白,the experts were now fully...为什么now可以用于一般过去时?好纠结啊原句是 the experts were now fully convinced taht the animal was a puma.是第一课的 新概念三第一课课文第二句为什么是同位语从句?从那看出来的?when reports came into london zoo that a wild puma had been spotted forty-five miles south of london,they were not taken seriously.为什么是同位语从句而不是 新概念第三册英第一课问题..and experts confirmed that a puma will not attack a human being unless it is cornered.这里的being看不懂为什么用在这里?起什么作用? 新概念英语第三册习题的问题第一课中1、What particular evidence persuaded the experts that a puma had been seen in the village?为什么要选A.The puma had not attack the woman.而不选B.The woman had described the animal she had se