i always think __ important __ ___ english___.

问题描述:

i always think __ important __ ___ english___.
it to learn well
为什么?

think it + adj.+ to 不定式
此句型中的it是形式宾语,不可用其它代词替代,形容词作宾语的补足语,后面的动词不定式(短语)才是真正的宾语.
think (that) it is + adj.+ to 不定式
此句型中的it is + adj.+ to 不定式是宾语从句,that可省略.