[单项选择]The special education mentioned in the text is mainly concerned with _______.
A. genius students from day-care centers to colleges
B. teachers of language in the University of Arizona
C. students who are fond of computer video games
D. students who are either mentally or physically disabled

[单项选择]Which fact mentioned in the text exemplifies "decay is compost for growth" well

[单项选择]As mentioned in the text, Japanese consumers are generally
A. hard to satisfy.
B. prone to deceptions.
C. resistant to aliens.
D. open to new ideas.

[单项选择]"The risk" mentioned in the text probably refers to ______.
A. a possibility that there will be more climate changes
B. a potential that sea level will possibly keep rising
C. temperature rises that are expected to affect all countries
D. a prediction warning human beings not to ruin the environment

[单项选择]John Snow's remarks are mentioned in the text to show______.

[单项选择]Donovan's story is mentioned in the text to ______.
A. introduce the topic of online spying
B. show how he fought for the U. S
C. give an episode of the information war
D. honor his unique services to the CIA

[单项选择]The purpose of the "special instruments" mentioned in the third paragraph_________.

[单项选择]The special education class contained the slow learners, those with ______ or mental disabilities, or those whose behavior made it hard for them to learn.
A. physical
B. practical
C. natural
D. behavior

[单项选择]

Text 2
At some point during their education, biology students are told about a conversation in a pub that took place over 50 years ago. J. B. S. Haldane, a British geneticist, was asked whether he would lay down his life for his country. After doing a quick calculation on the back of a napkin, he said he would do so for two brothers or eight cousins. In other words, he would die to protect the equivalent of his genetic contribution to the next generation.
The theory of kin selection--the idea that animals can pass on their genes by helping their close relatives——is biology’s explanation for seemingly altruistic acts. An individual carrying genes that promote altruism might be expected to die younger than one with "selfish" genes, and thus to have a reduced contribution to the next generation’s genetic pool.
But if the same individual acts altruistically to protect its relatives, genes for altruistic behavior might n
A. complementary.
B. contradictory.
C. superficial.
D. over-simplified.

[单项选择]

Text 2 At some point during their education, biology students are told about a conversation in a pub that took place over 50 years ago. J. B. S. Haldane, a British geneticist, was asked whether he would lay down his life for his country. After doing a quick calculation on the back of a napkin, he said he would do so for two brothers or eight cousins. In other words, he would die to protect the equivalent of his genetic contribution to the next generation. The theory of kin selection--the idea that animals can pass on their genes by helping their close relatives——is biology’s explanation for seemingly altruistic acts. An individual carrying genes that promote altruism might be expected to die younger than one with "selfish" genes, and thus to have a reduced contribution to the next generation’s genetic pool. But if the same individual acts altruistically to protect its relatives, genes for altruistic behavior might nevertheless propagate. A
A. complementary.
B. contradictory.
C. superficial.
D. over-simplified.