单项选择题

Changes in the social structure may indirectly _____ juvenile crime rates. … Families have also experienced changes these years. This lack of parental supervision is thought to be an influence on juvenile crime rates.

A．affect
B．reduce
C．check
D．reflect

你可能感兴趣的试题

单项选择题

In international trade, the claim only occurs between the seller and the buyer.

A．对
B．错

我国花农有“干兰湿菊”之说，所以栽培兰花应保持环境干燥

答案：正确