截至2017年底，各地特色小镇的建筑依然缺乏地方特色。()

A. the idea of a human marrying a robot is totally crazy.
B. deception might result in a human marrying a robot.
C. robots can be created capable of loving just as humans do.
D. it is not impossible for a human to marry a robot.

A. more expensive educational costs.
B. the boom of loan industry.
C. more transparent loans.
D. the depression of private loans.

A. Chronic diseases are complex genetic puzzles to scientists.
B. How exceptional longevity-related genes function is known.
C. Most centenarians have exceptional longevity-related genes.
D. The integration of genes and environmental factors is important.

A. killers are often from families of lower social status.
B. attachment to schools may affect an individual.
C. recognition for each student may result in peer harassment.
D. displays of violence are the consequences of bullying.