What had archaeologists known about Viking recycling before the weapon recycling center was discovered？
A. The Vikings recycled metal and other materials for daily use.
B. The Vikings only recycled metals because they were precious.
C. The Vikings were the only people at that time who used alloys in reprocessing weapons.
D. Recycling centers were usually found behind the battlefields.
查看答案
Janet Reno and Michael J. Fox are mentioned in the passage because______.
A. they were experts on Parkinson's disease
B. they made great efforts to fight Parkinson's disease
C. they succeeded in fighting Parkinson's disease
D. they were well-known sufferers of Parkinson's disease
【C7】
A. making
B. causing
C. decreasing
D. masking
According to the passage, an Italian would leave his phone on in a meeting for which of the following reason？
A. He is afraid of missing a business opportunity.
B. His family members may call him in emergency.
C. He thinks it is rude to leave a call unanswered.
D. He needs to get posted about the latest change in the work schedule.
The author suggests that Japan leads the world in the mobile-phone culture in that
A. the Japanese are the earliest mobile phone users
B. the Japanese are the chattiest mobile phone users
C. the Japanese use mobile internet early on
D. Japan provides the best mobile phone services
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