when the old man talks to his ——son,a——look came into his face 速度回答 20分 要原因A disappointed disappointedB disappointed disappointingC disappointing disappointedD disappointing disappointing

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when the old man talks to his ——son,a——look came into his face 速度回答 20分 要原因
A disappointed disappointed
B disappointed disappointing
C disappointing disappointed
D disappointing disappointing

B
ed形容词修饰人,ing形容词修饰事、物

B

B