文档介绍：Directions:
Read the following passage. For each numbered blank there are four choices marked A, B, C and D. Choose the best one and mark your answers on ANSWER SHEET l. (10 points)
The outbreak of swine(猪) flu that was first detected(检测到的) in Mexico was declared(公开宣布) a global epidemic(传染病) on June 11, 2009. It is the first worldwide epidemic____ designated(特指的) ___ by the World anization in 41 years.
The heightened(加重) alert(警告) ____ followed ____an emergency meeting with flu experts in Geneva(日内瓦) that convened(召集) after a sharp rise in cases in Australia, and rising_____ numbers _____in Britain, Japan, Chile(利智) and elsewhere.
But the epidemic is "_____ moderate(中等的) _____" in severity(严重), according to Margaret Chan, anization's director(主管) general, _____ with _____ the overwhelming(压倒) majority of patients experiencing only mild(轻微的) symptoms(症状) and a full recovery, often in the ____ absence(缺乏) ____ of any medical treatment.
The outbreak came to global____ notice ____in late April 2009, when Mexican authorities(当局) noticed an unusually large number of hospitalizations(住院治疗人数) and deaths____ among ____healthy adults. As much of Mexico City shut down at the height of a panic(恐慌), cases began to _____ crop up(突然出现) ____in New York City, the southwestern United States and around the world.
In the United States, new cases seemed to fade_____ as _____warmer weather arrived. But in late September 2009, officials reported there was significant(重大的,有意义的)flu activity in almost every state and that virtually(事实上) all the__ samples __tested are the new swine flu, also known as (A) H1N1, not seasonal flu. In the ., it has___ infected ___more than one million people, and caused more than 600 deaths and more than 6,000 hospitalizations.
Federal(联邦) health officials(官员)____ released(已发布) ____Tamiflu(克流感) for children from the national stockpile(库存) and began____ taking ___orders from the states for the new swine flu ine(疫苗). The new ine, which is different