Question

Please pass me two______.

1. A.
   pieces of paper
2. B.
   pieces of papers
3. C.
   pieces paper
4. D.
   piece papers

Answer 1

A
paper为不可数名词，一张纸用英语表达为：a piece of paper ，两张纸表达为two pieces  of  paper  ，所以答案选A。