.The vocabulary and grammatical differences between British and American English are so fe

问题补充：

.The vocabulary and grammatical differences between British and American English are so few and unimportant as hardly.

A. noticed

B. to notice

C. being noticed

D. to be noticed

答案：

A. noticed

B. to notice

C. being noticed

(答案→)D. to be noticed

解析：本题考查非谓语动词。介词短语between British and American English修饰differences，so as to do引导的不定式作结果状语。句意：英式英语和美式英语之间的词汇和语法区别甚微，人们几乎注意不到。