下面这句子怎么分析,什么句型,时态,用法I think it would have been beteer to put more_英语解答

下面这句子怎么分析,什么句型,时态,用法
I think it would have been beteer to put more time and energy into studying,looking back on it.

人气：190 ℃　时间：2020-02-03 10:42:41

解答

looking back on it是整个句子的状语.宾语从句是用IT做形式主语,真正主语是 to put more time and energy into studying,估计你是would have been better 不明白,这里是一种虚拟,表示对过去事实的一种惋惜.