itis后面加什么人称

itis后面人称加宾格，例如it is me；

宾格(accusative case；objective case；casus accusativus)，是表示一个动词的直接宾语的一个名词，或用做句子中一个前置词的宾语。

I was just thinking what a long way it is.

我刚才在琢磨路途太远了。

It is important to develop good study skills.

培养良好的学习方法很重要。

It is not within my power to help you.

我是爱莫能助啊。

It is not clear what they want us to do.

我们不肯定他们要我们做什么。

It is quite possible that space and time are finite.

很有可能空间和时间是有限的。