Scientists do not always have the same ideas.One thing ____ they cannot agree is the origin of the u

题目

Scientists do not always have the same ideas.One thing ____ they cannot agree is the origin of the universe.
A.with which
B.where
C.that
D.on which
为啥选D?

答案

要确定一样事情用on.
Can we agree on a date for the next meeting? 我们能不能为下次会议确定一个时间?
涉及意思、想法、分析、解释以及涉及人的时候用with.
They might not agree with his opinions. 他们可能不同意他的意见.
the origin of the universe.属于第一种~所以介词用on