单项选择题


Questions 21 to 23 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions.
Now, listen to the news.
When the H5-N1 virus in humans was discovered in Hong Kong in 1997,

A．the government has asked the U.N. agency to help contain the disease
B．the government ordered all chickens in the city killed
C．imports of birds from all over the world were suspended
D．over a million chickens have either died from the flu or been culled
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单项选择题
What can we know about the 1920 Olympic Games
A．It was held in Melbourne, Australia.
B．The Olympic Oath was not recited then.
C．There was torch relay in the opening ceremony.
D．The Olympic Flag was flown for the first time.
单项选择题
What’s the difference between human beings and other animals when shedding tears
A．Human beings can control their tears shedding much better than animals.
B．Only human beings respond to emotions by shedding tears.
C．Only human beings shed tears to get rid of irritating stuff in their eyes.
D．The animals’ tears are the response to physical or chemical stimulation.
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