英語中名詞前的形容詞是原因,那麼用a還是an? He is a excellent student.還是He is an excellent? He is a skilled operator.還是He is an skilled operator?

英語中名詞前的形容詞是原因,那麼用a還是an? He is a excellent student.還是He is an excellent? He is a skilled operator.還是He is an skilled operator?

就看“a“和”an“後面詞語第一個音素,母音音素用”an“,輔音音素用”a“,不看後面單詞詞性.
He is an excellent student.
He is a skilled operator.