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南京文德雅思:雅思阅读机经真题解析-考拉之恋

时间:2018-07-25 17:10来源:南京文德教育 作者:南京文德教育 点击:
择要:小站雅思名师课堂从本日开始和各人分享一系列雅思阅读机经真题,是烤鸭在剑桥雅思之余的精采调度品。烤鸭们可以先本身试着做一做,做完之后可以对下谜底,

prey (n.捕食),koalas have no natural enemies. In an ideal world, the life of an  arboreal couch potato would be perfectly safe and acceptable.



flourished(v.繁茂、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.心理)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 abrave  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.



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