What can we infer from the last paragraph？
A. DNA evidence should be used more widely.
B. John Swain defended the man successfully by DNA technology.
C. DNA tests are too sensitive to be reliable.
D. The defendant left his fingerprint on the weapon of the robbery.
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Those who suspect "shaming punishments" argue that
A. they can impair self-respect of those criminals.
B. they may lead to unpleasant outcome.
C. they are not enough penalty for those criminals.
D. they will encourage people to commit further crime.
The Chicago man is introduced to show
A. the psychological benefits of yoga exercises.
B. the serious impact of terrorism on U.S. people.
C. the immediate effect of yoga and meditation.
D. the physical advantage of meditative practice.
The NDNAD has more DNA samples than other countries in that
A. it is holding profiles from more than 20% of all adults.
B. police are able to take samples from anyone arrested for a recordable offence.
C. Britain is the earliest to take DNA as an investigative tool.
D. other countries are not eager to do databasing.
Which of the following statements is true？
A. an advanced society is to suffer a gradual change from young to old.
B. people under 60 in Europe all witnessed social reshaping.
C. the world conference about aging was held as a challenge to current policy.
D. a man aged thirty can expect to live up to ninety, and a woman still longer.
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