Mr. Brown has children. And Mary is one.A. less moreB. more moreC. more muchD. much

问题补充：

Mr. Brown has children. And Mary is one.

A. less, more

B. more, more

C. more, much

D. much, more

答案：

A. less, more

B. more, more

C. more, much

(答案→)D. much, more

解析：本题考察的是基数词与序数词的用法，由本句的意思可知，前者有基数词，后者用序数词。