短语是固定搭配,没有什么位置问题.
often作为频度副词,它的位置是:助动词后,系动词后,实义动词前如:
He is often late.系动词后.
He often comes late.实义动词前.
It is often seen by us.助动词is后,实义动词seen前
短语是固定搭配,没有什么位置问题.
often作为频度副词,它的位置是:助动词后,系动词后,实义动词前如:
He is often late.系动词后.
He often comes late.实义动词前.
It is often seen by us.助动词is后,实义动词seen前