问题补充：
Tom his father and his father young.
A. looks like, looks like
B. looks like, looks
C. looks, looks like
D. looks, looks
答案：
A. looks like, looks like
(答案→)B. looks like, looks
C. looks, looks like
D. looks, looks
解析：句意：汤姆看起来像他的父亲，他的父亲看起来很年轻。look like是固定词组，看起来像。look是感官系动词，看上去……结合句意，故选B .
