雅思阅读机经真题解析-考拉之恋

flourished(v.茂盛、繁荣) across  Australia. Now they seem to be in decline, but exact numbers are not available  as the species would not seem to be 'under threat'. Their problem, however,  has been nan, more specifically, the white man. Koala and aborigine had  co-existed peacefully for centuries.

eucalyptus tree (n.桉树)，has declined. In the past 200 years, a third of Australia's  eucalyptus forests have disappeared. Koalas have been killed by parasites, D

Bush  fires pose another threat. The horrific ones that raged in New South Wales  recently Killed between 100 and 1000 Koalas. Many that were taken into  sanctuaries and shelters were found to have burnt their paws on the glowing E

The  latest problem for the species is perhaps more insidious. With plush, grey physiology (n.生理)over  the edge.

cellulose (n.纤维素), tannins,  aromatic oils and precursors of toxic cyanides. To handle this cocktail,  koalas have a specialised digestive system. Cellulose-digesting bacteria in  the G

Koalas  are the epitome of innocence and inoffensiveness. Although they are capable  of ripping open a man’s arm with their needle-sharp claws, or giving a nasty  nip, they simply wouldn't. If you upset a koala, it may blink or swallow, or <span style="font-size:12.0pt;font-family:" color:#ed7d31;"="">hiccup(打嗝). But  attack? No way! Koalas are just not aggressive. "They use their claws to  grip the hard smooth bark of eucalyptus trees.

sensitive (v.敏感的)，and the slightest upset can prevent them from breeding, cause them  to go off their food, and succumb to gut infections. Koalas are stoic  creatures and put on a brave  face until they are at death's door. One day they may appear healthy, the  next they could be dead. Captive koalas have to be weighed daily to check  that they are feeding properly. A sudden loss of weight is usually the only  warning keepers have that their charge is ill. Only two keepers plus a vet  were allowed to handle London Zoo's koalas, as these creatures are only  comfortable with people they know. A request for the koala to be taken to  Beet the Queen was refused because of the distress this would have caused the  marsupial. Sadly. London's Zoo no longer has a koala. Two years ago the  female koala died of a cancer caused by a retrovirus. When they come into  heat, female koalas become more active, and start losing weight, but after  about sixteen days, heat ends and the weight piles back on. London' s koala  did not. Surgery revealed hundreds of pea-sized tumours.

<span style="font-size:12.0pt;font-family:" color:#ed7d31;"="">I

Almost  every zoo in Australia has koalas-the marsupial(n.有袋动物)  has become the Animal Ambassador of the nation, but nowhere outside Australia  would handling by the public be allowed. Koala cuddling screams in the face  of every rule of good care. First, some zoos allow koalas to be passed from  stranger to stranger, many children who love to squeeze. Secondly, most  people have no idea of how to handle the animals: they like to cling on to  their handler, all in their own good time and use his or her arm as a tree.  For such reasons, the Association of Fauna and Marine parks, an Australian  conservation society is campaigning to ban koala cuddling. Policy on koala handling  is determined by state government authorities. "And the largest of the  numbers in the Australian nature Conservation Agency, with the aim of  instituting national guidelines. Following a wave of publicity, some zoos and  wildlife parks have stopped turning their koalas into photo.

题目

考拉

结构

A段：考拉的生存环境舒适

B段：最近考拉数量减少

C段：目前考拉数量减少是由这几种原因组成：食物，疾病，车祸，偷猎者和宠物收养。

D段：火灾和低繁殖率也是影响考拉数量的因素。

E段：对考拉身体造成威胁的一种情况： 动物园允许游客和考拉拥抱和照相。

F段：考拉特定的消化系统能够消化桉树的树叶。

G段：考拉天性随和，被打扰时它的反应奇怪，但没有攻击性。

H段：考拉的敏感会导致它停止繁殖或者病倒。

澳大利亚制定政策禁止游客和考拉拍照。