we are not conscious of the extent ______work provides the psychological

题目

we are not conscious of the extent ______work provides the psychological
we are not conscious of the extent _______work provides the psychological satisfaction that can make the difference between a full and an empty life
"______"处为什么用to which

答案

extent是程度;限度;范围的意思经常与to连用,例如：To a certain extent,从某种程度上说在这里,也是同样的道理,而which则是与后面的句子相连,作为疑问词来补充成分,which work provides the psychological satisfacti...