It can be inferred from the passage that
A. Traffic jam remains unavoidable worldwide.
B. Traffic forecasts will become as authoritative as the weather forecasts.
C. There is always a short cut by using one of these systems.
D. New systems will improve the transportation situation.
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What can we get from the last paragraph？
A. People can drink alcohol in a moderate way.
B. Alcohol is good for heart health.
C. Pregnant women can only intake very few alcohol.
D. Alcohol is beneficial to most people.
By using the word "correlates" (Paragraph 3), the author implies that
A. drinking alcohol might cause diabetes.
B. both types of diabetes are related to alcohol consumption.
C. drinking alcohol is good for people with diabetes.
D. drinking alcohol might lower the risk of diabetes.
The history of Norwalk virus tells us that
A. it is named by CDC.
B. it caused thousands of tourists sick.
C. it is an ordinary virus.
D. it has been eradicated now.
The author uses the simile of fish and pond to explain that
A. new technologies can help in finding oil.
B. we should not search for oil only in one place.
C. oil can be reproduced like fish in the pond.
D. there is a peak point in oil production.
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