it isvery important for us to learn a foreign lanuage 这句话的谓语和宾语是什么

问题描述:

it isvery important for us to learn a foreign lanuage 这句话的谓语和宾语是什么

It 形式主语
is very important for us 谓语部分
to learn a foreign lanuage真正的主语宾语呢此句没有宾语he found it very difficult to get tosleep 这句it 可以去掉吗不可以。