What can I do for you? I’d like.A. some pieces paperB. some paperC. some piece of paperD.

问题补充：

What can I do for you? I’d like.

A. some pieces paper

B. some paper

C. some piece of paper

D. some pieces of papers

答案：

A. some pieces paper

(答案→)B. some paper

C. some piece of paper

D. some pieces of papers

解析：some是不定代词可以用来修饰可数名词也可用来修饰不可数名词。Paper是不可数名词，若表达几张纸可以说some paper也可以说some pieces of paper.