His English is very good.
He runs quite fast.
The sun rises in the morning.
介系词片语in the morning作动词rises的修饰语。
I am glad to meet you.
不定词片语to meet you是形容词glad的修饰语。
I haven't heard from him since he went to Taiwan.
副词子句since he went to Taiwan是动词片语haven't heard from him的修饰语。
My father beat me only because I was late for school.
副词only作副词子句because I was late for school的修饰语。
Evidently, he did not tell the truth.
副词Evidently作句子he did not tell the truth的修饰语。
Only first often at once more even.