单项选择题

Question 8 is based on the following news. At the end of the news item, you will be given 10 seconds to answer the question.
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单项选择题
What’s the significance of the scientists’ new discovery
A. It shows how little humans know about the life forms in the universe.
B. It may prompt the new treatments of epidemic diseases.
C. It reveals the structure of basic bio-molecules.
D. It may help in the search for life elsewhere in the universe.
单项选择题
What is LinkedIn mentioned in the interview
A. It is probably a job hunting agency.
B. It is the book written by the guest speaker.
C. It is a social networking website.
D. It is a professional method to build up interpersonal connections.
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