•The vocabulary and grammatical differences between British and American English are so trivial and few as hardly _______.A.noticed B.to be noticed C.being noticed D．to notice

•The vocabulary and grammatical differences between British and American English are so trivial and few as hardly _______.A.noticed B.to be noticed C.being noticed D．to notice

选B.
The vocabulary and grammatical differences between British and American English are so trivial and few as hardly to be noticed
英式英语和美式英语在语法和词汇上的不同之处是如此的琐细和稀少,以至于几乎不能被察觉出来.
解析：so.as to 如此.以至于,differences 和 notice 是动宾关系,即是被动关系,故选B.
祝开心~!

A,英式英语和美式英语在词汇和语法上的区别是如此的微小且少以至于很少注意到。【供参考】

The vocabulary and grammatical differences between British and American English are so trivial and few as hardly _______. B. to be noticed
英式英语和美式英语在语法和词汇上的不同之处是如此的琐细和稀少，以至于几乎不能被察觉出来。