the boys were shouting and singing

___,the boys were shouting and singing.A.Happy and excited B.Happy and excitedly

热心网友

选a,形容词短语作状语,如 :Full of fear, he went out to find a safe place to live in.

热心网友

选a,形容词短语作状语,如 :Full of fear, he went out to find a safe place to live in.

热心网友

a is right.

热心网友

A

热心网友

a,并列的词组词性要一致。a中的happy和excited都是形容词。而b中的excitedly是副词。