Basically，these attitudes amount to a belief ________ leisure can and should be put to good use
A、whichB
空格前面是belief，后面是一个结构完整的句子，解释说明belief的具体内容。所以用that引导这个同位语从句。
英语翻译：我希望我的书将阐明我们面临的复杂问题。
During the past two decades, research has ________ our knowledge of daydreaming.
YouarethemostdirectyoungwomanIhaveever_______.
Anxiety can ________ with children ’s performance at school.
The oceans do not so much divide the world _______ unite it
