搜题请搜索小程序“爱下问搜题”
问题 选择题

有俄罗斯学者指出：“美国思想体系的任何时候都不会转变为僵死的教条，而是在每一新的历史阶段为回答时代的传唤而获得新生。”20世纪30年代初，美国“回答时代的呼唤而获得新生”的举措是： [ ]

A．实行放任自由政策

B．大力拓展世界市场

C．加强国家对经济的干预

D．积极发展知识经济

答案

答案：C

单项选择题

地球表面有70%被（）覆盖，请从下列选项中选出。

A.水

B.土壤

C.空气

D.森林
查看答案
填空题


Health officials in western Siberia are to begin in slaughter of thousands of birds today after identifying Russia’s first outbreak of a bird flu strain that can be fatal in humans. Doctors in neighboring Kazakhstan have also (1) that a 19-year-old poultry worker (2) admitted to hospital with (3) of bird flu, only to be diagnosed (4) double pneumonia.
The H5N1 strain of avian (5) has killed 60 people (6) 2fib in Vietnam, Thailand, Cambodia and Indonesia, but has rarely been found in birds or humans (7) Asia.
Health officials (8) that HSN1 is infecting migrating birds, which could spread the (9) into Europe. Earlier this year China registered the first outbreak of H5N1 (10) wild birds, some of which (11) to breeding grounds in Siberia. These birds could come (12) contact with others flying to Europe and North America.
Russia’s (13) began in the Novosibirsk (14) , about 1,750 miles (15) of Moscow in the Asian part of Russia, early last month, but the veterinary service (16) the virus only last week. Valery Mikheyev, the chief sanitary doctor of Novosibirsk, said that teams had been (17) the (18) birds and supervising the slaughter in13 (19) villages. He said, "The state of (20) of the inhabitants of these areas gives (21) cause for alarm. Up to 6,000 people are being (22) per day.
The virus seems to have (23) only private farms that let (24) mix with wild birds. Further outbreaks were registered in the Omsk and Altai regions, but the strain had (25) to be determined, Russia’s Emergency Situations Ministry said.
查看答案