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  3. There is progress toward a possible treatment for lung diseases such as SARS

There is progress toward a possible treatment for lung diseases such as SARS

游客2024-02-24  37
问题     There is progress toward a possible treatment for lung diseases such as SARS(severe acute respiratory syndrome).  Researchers have learned more about how the SARS virus works: it【S1】______with a system in the body that uses enzymes(酶)to control blood pressure and fluid balance. Scientists say the virus【S2】______to an enzyme known as ACE-two. The virus blocks the enzyme, permitting fluid to enter the lungs.
    A team from Europe and Asia reported the【S3】______in Nature Medicine.  Doctor Josef Penninger of the Institute of Molecular Biotechnology in the Austrian Academy of Sciences was the【S4】______writer of the report. The discovery could lead to a new【S5】______of treating not just SARS but also other diseases that can cause lung failure. These include avian flu(禽流感)and influenza in humans.
    The first【S6】______of SARS were discovered in Guangdong province, in southern China, in November of 2002. SARS was not【S7】______as a worldwide threat until March of 2003. The disease spread to 26 countries, most of them in the Asia-Pacific area. An estimated 8, 000 people had SARS. More than 770 of them died, or about 10% , a【S8】______high rate.
    The World Health Organization warned people not to travel to【S9】______areas. The【S10】______hurt international travel and business.  The W. H. O. says the disease stopped spreading by July of 2003. As a result of SARS, the health agency got new powers to act before a government officially announces a crisis.

A)means                                            I)relatively
B)alternative                                      J)findings
C)attaches                                         K)optimistically
D)crisis                                           L)identified
E)cases                                            M)interferes
F)associates                                       N)distributed
G)major                                            O)affected
H)awful [br] 【S4】
选项
答案 G
解析 此处需填入一个形容词或相当于形容词的单词(动词的现在或过去分词、名词虽然也可以用来修饰名词，但只在前面几种情况不符的情况下才考虑)，可选范围缩小到B、G、H、 L、N和O；这里上下文均末对这报告进行评价，故这里的形容词必须是中性的，故可排除H、L、 O；N与writer这个表示人的名词在这里搭配不当，而alternative是表示可选择的，但是上下文均未提到该报告其他作者的情况，故填入alternative也不恰当；故可确定正确答案为G。
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