A recent study shows that health problems are closelybad eating habits and a lack of physi

问题补充：

A recent study shows that health problems are closelybad eating habits and a lack of physical exercise.

A. connected with

B. related with

C. connected to

D. joined to

答案：

(答案→)A. connected with

B. related with

C. connected to

D. joined to

解析：考查形容词短语辨析。Be connected with/ be related to…与…有联系；句意;最近的研究显示健康问题和不好的饮食习惯和缺少体育锻炼紧密相关。故A正确。B/C项的介词搭配错误。