it was up to 的用法
问题描述:
it was up to 的用法
It was up to the US to take the initiative in repairing relations.在修复关系方面应由美国采取主动.
这里的it was up to是取决与什么的意思吗?具体该怎么用?
答
it's up to 是由……决定的意思
比如说:it's up to you.由你决定 It's up to the air. 由天气决定(看天气)
具体用法: It's up to + 名词 (+ to do sth.)