The “yellow” in “The photograph yellowed with age.” belongs to（ ）.
A、noun to adjective
B、adverb to verb
C、adjective to verb
D、adjective to adverb
【正确答案】：C
【题目解析】：本题考查形容词转换成动词的常见例词。
noun to adjective：名词转换成形容词；adverb to verb：副词转换成动词；adjective to verb：形容词转换成动词；adjective to adverb：形容词转化成副词。The photograph yellowed with age.这张照片随着时间的变长而变黄了。yellow原本是形容词黄色的，这里转化成动词使...变黄。故C选项符合题意。
