He is not ________ a fool ________．A. such; as he is lookedB. such; as he looksC. as; as he is lookedD. so; as he looks

步骤 1：理解句子结构
句子结构为 "He is not ________ a fool ________."，需要填入合适的词来完成句子。
步骤 2：分析选项
A. such; as he is looked
B. such; as he looks
C. as; as he is looked
D. so; as he looks
步骤 3：选择合适的词
"such...as" 结构表示“像...那样的”，其中 "as" 引导定语从句，修饰 "such"。"as he looks" 表示“他看起来那样”，符合句子结构。