.He is not such a man would leave his work half done. A. that B. which C. who D. as

问题补充：

.He is not such a man would leave his work half done.

A. that

B. which

C. who

D. as

答案：

A. that

B. which

C. who

(答案→)D. as

解析：as引导定语从句时通常构成such…as或the same…as固定搭配，其中such和same修饰其后的名词，as为关系代词，指代其前的名词引导定语从句。as在从句中可以作主语、表语或宾语。本题中as作从句的主语.