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2.[答案与解析]本文主要讲述人们将来可以通过网上看病,医生可以根据病人的生理数据做出远程诊断。随着第二代因特网和第三代移动手机为将来的远程医疗服务,尤其是宽带网交流价格的下降,远程医疗和医药信息、专家意见和诊断共享将成为家常便饭。

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4. D。判断题。此题B项的干扰性较强,但由于它没有说明是Chinese scientists,所以应排除。A、C项明显与原文不符。根据文章第3段第1句可知答案非D莫属。

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3. C。主旨题。从文章内容来看,无论是中国还是世界克隆熊猫还没有成功,所以排除A、B项;D项内容明显与文章内容不符,故排除。所以“探索克隆熊猫的可能性”应该是这篇文章的标题。

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2. A。细节题。从第6段第1句话 The nuclear transfer(核子移植) of one species to another is not easy, and the lack of available (capable of being used ) panda eggs could be a major problem  可以做出正确判断。

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1. B。语义理解题。从第2段内容可知,“诺亚方舟”工程的目标是把濒临灭绝的动物的蛋(卵)、胚胎、精液和DNA储存在液体氮中,如果某一种动物濒临灭绝时,将来可以重现这一动物。

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1.[答案与解析]本文讲述中国正在竭力克隆濒临绝种的熊猫,这和Texas A & M University 的Noah's Ark(诺亚方舟)工程极为相似,都是想拯救濒临灭绝的动物。

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55. We can learn from the last paragraph that_________.

A.intelligent shopping carts cost a large sum of money

B.the Concierge is cheaper than the Buddy devices

C.shop assistants with computer knowledge are well paid  

D.average stores prefer the Concierge to the Buddy devices

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54. Which of the following is the correct order of shopping with the computerized shopping carts?

a. Start the system.           b. Make a shopping list.

c. Find the things you want.        D. Go to a self-checkout stand.

    A.abdc          B.bacd           C.acbd          D.bcad

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53. The underlined word “they” (Paragraph 1) refers to_________.

    A.supermarkets    B.shop assistants   C.shopping carts   D.shop managers

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