名词
考点一：名词的数
【经典习题】
( ) 1. — Mary, have you come up with a good ?
— Not yet.
A. advice B. idea
C. news D. information
( ) 2. I want to write to my grandmother. Please pass me .
A. two piece of paper
B. two piece of papers
C. two pieces of paper
D. two pieces of papers
