新概念第三册 Lesson 1 A puma at large.pptx

Lesson 1 A puma at large;puma n.美洲狮 spot ;spot;Evidence n.证据（不可数名词）;Accumulate v.积累, 积聚（强调积累的过程）;Oblige v.使…感到必须;hunt v.n.追猎, 寻找 （hunt?for）;blackberry n.黑莓 / berry n.浆果human?being 人类;corner v.使走投无路, 使陷入困境 作为动词, 经常使用被动语态;Trail n.一串, 一系列 ;Cling v.粘 （clung, clung, clinging）;convince v.使…信服;somehow adv.不知怎么搞地, 不知什么原因;disturb v.令人不安;Extra ones;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 seriously.;However,?as?the?evidence?began?to?accumulate, experts?from?the?Zoo?felt?obliged?to investigate, for the descriptions given by people who claimed to have seen the puma were extraordinarily similar.;The hunt for the puma began in a small village where a woman picking blackberries saw ‘a large cat’ only five yards away from her.;It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.;The search proved difficult, for the puma was often observed at one place in the morning and at another place twenty miles away in the evening.;Wherever it went, it left behind it a trail of dead deer and small animals like rabbits.;Paw prints were seen in a number of places and puma fur was found clinging to bushes.;Several people complained of ‘cat-like noises’ at night and a businessman on a fishing trip saw the puma up a tree.;The experts were now fully convinced that the animal was a puma, but where had it come from?;The experts were now fully convinced that the animal was a puma, but where had it come from? As no pumas had been reported missing from any zoo in the country, this one must have been in the possession of a private collector and somehow managed to escape.;The hunt went on for several weeks, but the puma was not caught.;It is disturbing to think that a dangerous wild animal is still at large in the quiet countryside.;简单句、并列句、复合句