parents should spend as much time as they canwith their children thus they can influence

问题补充：

,parents should spend as much time as they canwith their children,thus they can influence them on the value of life.

A. It is said;to be

B. They say;being

C. As is said;to be

D. It is said that;be

答案：

A. It is said;to be

(答案→)B. They say;being

C. As is said;to be

D. It is said that;be

解析：they say 可作插入语，意为“人们说”。spend time doing sth.花费时间做某事。