单项选择题

From the passage, the researchers could conclude from what happened that_______.

A．the subjects have very little influence to others
B．all the participants belong to three categories
C．people may change their strategies whenever necessary
D．the strategies of the games are actually dependable

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单项选择题

In the particular case, Dr. Kurzban and Dr. Houser_______.

A．picked out four people to conduct a public-goods game
B．sold each player many tokens at a very high price
C．asked the players to make all of their values increase
D．believed the behavior of those persons to be quite honest

单项选择题

We can infer from the passage, towards Cell-based machines, other chipmakers as Intel have a feeling of_______.

A．being wild with joy
B．being very nervous
C．being composed
D．being shocked