【正文】 it39。 答案 B E Good ， this is not how I expected to wake up this I received the news， Malia walked in and said， “ Daddy， you won the Nobel Peace Prize， and it is Bo39。 答案 C 50. Who believe that foods from cloning are safe to eat? A． Most Americans. B． An advisory mittee. C． Critics. D． The F． . 解析 事實(shí)細(xì)節(jié)題。 答案 D D The United States government wants to know what the public thinks about its findings on the safety of cloned animals. The Food and Drug Administration says meat and milk from clones of adult cattle, pigs and goats are safe to eat. An F． called them “as safe to eat as the food we eat every day.” And when those clones reproduce sexually(有性繁殖 ), the agency says, their offspring(后代 ) are safe to eat as well. But research on cloned sheep is limited. So the F． that sheep clones not be used for human food. The United States this year could bee the first country to approve the sale of foods from cloned animals. First, however, the public will have niy days to ment on three proposed documents. On December 28th the F． a long report, called a draft risk assessment, along with two policy documents. The agency says it must receive ments by April second. The F． ready to act several years ago, but an advisory mittee called for more research. For now, the government will continue to ask producers to honor a request that they not sell foods from cloned animals. Clones are still rare. They cost a lot and are difficult to produce. The F． most food from cloning is expected to e not from clones themselves, but from their sexually reproduced offspring. It says clones are expected to be used mostly as breeding animals to spread good qualities. Public opinion studies show most Americans do not like the idea of food from cloned animals. But this research also shows the public knows little about cloning. Cloning differs from geic engineering. A cell taken from a so called donor animals is grown into an embryo(胚胎 )in the laboratory. Next, the embryo is placed into the uterus(子宮 )of a female animal. If the process is successful, the pregnancy reaches full term and a geic copy of the donor animal is born. 【語篇解讀】 用克隆動(dòng)物制造的食物是否安全，已經(jīng)得美國(guó)各界人士的關(guān)注 ?? 48. From the passage we know that________. A． foods from cloned animals are popular in America B． cloned adult animals are safe to eat except sheep C． cloned animals will be easy to produce D． most foods from cloning is expected to take place of other foods 解析 推理判斷題。 )和 What species could possibly serve as a surrogate mother？ (什么物種可以作為代孕母親 )可知。s only do most extinct animals have no habitat to love in, but the other plants and animals they depended on for food may also be gone as well. 【語篇解讀】 我們可以克隆瀕臨滅絕的動(dòng)物嗎？我們能克隆已經(jīng)滅絕的動(dòng)物嗎？ 44． It can be learned from the text that________. A． the gaur is an extinct species B． the gaur lives in Asia and is endangered C． scientists have cloned the African bongo antelope D． both the cheetah and the giant panda live in Asia 解析 由 a rare ox like animal from southeast Asia(一種來自亞洲最南部罕見的長(zhǎng)得象牛一樣的動(dòng)物 )和 Other endangered species that may be cloned(其他遍臨滅絕的物種 )可知。 答案 C C Have you seen Jurassic Park? In this film, scientists use DNA kept for tens of millions of years to clone dinosaurs. They find trouble, however, when they realize that the cloned creatures are smarter and more dangerous than 39。 答案 B 42. According to the passage， ________. A． one in 70 twins are geically identical B． non identical twins are usually not of the same sex C． twins separated at birth behave exactly the same D． identical twins are geically the same 解析 細(xì)節(jié)理解題。 genes. C． Everyone has a physical double somewhere in the world. D． Both our genes and our experiences make us who we are. 解析 主旨大意題。通讀全文，可知科學(xué)家們克隆了一只已經(jīng)滅絕的比利牛斯野生山羊，但這只羊在出生不久就死了，故 D 項(xiàng)最適合作文章標(biāo)題。 答案 D 38． We can conclude from the passage that________. A． cloning has developed quickly in developed countries B． no more animals will die out in the future C． cloning makes it possible to preserve endangered species D． cloning seldom results in physical problems for animals 解析 推理判斷題。 36． What do we know about the cloned ibex? A． It died of lung disease. B． It was the first cloned animal in the world. C． It lived for thirteen years. D． It was born in 2021. 解析 細(xì)節(jié)理解題。 答案 C 第二部分 閱讀理解 (共 20小題；每小題 2分，滿分 40分 ) 閱讀下列短文，從每題所給的四個(gè)選項(xiàng) (A、 B、 C和 D)中，選出最佳選項(xiàng)。故選 C。 答案 D 30． B． mistake C． difficulty D． habit 解析 或者是從個(gè)人或?qū)I(yè)的角度幫助克服困難。t believe that there are many people who have not been__28__by someone else at some point in their may be__29__through verbal support， or help to overe a__30__that one faces in a personal or professional way. Some years ago， I helped a client of mine， which I think was part of my there is absolutely no intention to form a lasting friendship. How wrong I was！ Because of my work location being near to a former client， I occasionally ran into this was__31__was that this person continued to say how I had helped him gain a level ， the beauty of this confidence spread to his family， colleagues and was very__33__that this confidence isn39。 答案 A 25． B． readers C． listeners D． friends 解析 根據(jù)上文可知， Anna Douglas 是靠寫文章與老年人交流，故用 readers。 答案 B 21． B． life C． way D． plan 解析 聯(lián)系上下文 Old people like herself 是報(bào)紙的一個(gè)話題 (subject)，因此其 他選項(xiàng)不符合題意。接下來的兩句便是她認(rèn)識(shí)到的 事情。從下文 she was even willing to work without pay 可作提示。 bother 意為 “ 打擾 ” ， sorry to bother you“ 對(duì)不起，打擾一下 ” 是常用語。 can39。另外，她的車狀況不好。 答案 C 13． Mary didn39。t resist doing sth 禁不住做某事。 when B． to think of。s attention was attracted by the loud music outside________. A． in time B． in no time C． on time D． from time to time 解析 句意：在書房里，盡管湯姆努力把精力集中到閱讀上，但是他的注意力不時(shí)被外面吵鬧