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【单选题】
我国预防血吸虫病的重点措施是A.
灭螺
B.
C.
灭螺和
D.
粪便和水源管理
E.
保护易感人群
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举一反三
【单选题】The passage suggests which of the following about the workers who took temporary jobs during the 1980s?
A.
Their jobs frequently led to permanent positions within firms.
B.
They constituted a less demographically diverse group than has been suggested.
C.
They were occasionally involved in actions organized by labor unions.
D.
Their pay declined during the decade in comparison with the pay of permanent employees.
E.
They did not necessarily prefer temporary employment to permanent employment .
【单选题】Which of the following statements about world growth during the last half of the 20th century is correct?
A.
In every decade, Japan has experienced faster growth than the United States.
B.
Growth rates in South American countries have exceeded those in North America.
C.
Real GDP per person in Hong Kong and Singapore are approaching or surpassing that in the United States.
D.
Due to rapid growth, real GDP per person in China is now about 50 percent of that in the United States.
【单选题】During which decade did the number of speakers of English as a second language exceed the number of native speakers for the first time?
A.
1920s
B.
1950s
C.
1990s
【单选题】This is a student essay about the growth in air travel. Read the first paragraph below, and choose which sentence is most suitable as a paragraph leader. ........................... IATA, the trade as...
A.
In the last decade, air travel has become much more popular than other forms of transport.
B.
At the global level, the average cost of air travel had fallen significantly.
C.
At the global level, air travel has increased dramatically in the last 10 years.
【简答题】Which of the following is INCORRECT according to the passage? [A] The number of school injuries has doubled in ten years． [B] About 20% of American children and agers are overweight． [C] Only 2% o...
【多选题】Which of the following is NOT true about Wilbur Schramm?
A.
He is widely credited as the single most important definer of U.S. mass communication studies of his day.
B.
His career had been closely bound up with U.S. intelligence and clandestine psychological operations since at least the late 1930s.
C.
In the 1950s, he became activist supporters of U.S. psychological warfare projects and derived part of their income from participation in such efforts over a period of at least two decades.
D.
His work during the first decade after World War II focused on elaborating Lippmann's concept of the stereotype-the "pictures in our heads".
E.
Shortly after the opening of the Korean War in 1950, he was sent by the U.S. air force to Korea to interview anticommunist refugees and to study U.S. psychological operations.
F.
During the 1950s, his personal income and professional prestige Bibliographic Essay were to a significant degree dependent upon his work for the U.S. Air Force, U.S. Information Agency, Department of Defense, and the CIA sponsored propaganda organization Radio Free Europe.
G.
He is the author of The Process and Effects of Mass Communication, which is widely regarded as a founding text of graduate mass communication studies in the United States.
【简答题】During the following decade, protests by colonists—known as Patriots—continued to escalate, as in the in 1773 during which Patriots destroyed a consignment of taxed tea from the Parliament-controlled-...
【单选题】Which of the following statements about the labor movement of the 1800's is supported by the following paragraph? In this newly emerging economic order, workers sometimes organized to protect their ri...
A.
¨It was most successful during times of economic crisis.
B.
¨Its primary purpose was to benefit unskilled laborers.
C.
¨It was slow to improve conditions for workers.
D.
¨It helped workers of all skill levels form a strong bond with each other.
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