题干
物质的唯一特性是（ ）
A：可知性
B：运动性
C：客观实在性
D：复杂多样性
答案(点此获取答案解析）
C
What's this? 
Her name is Li Li.
Hello, Jenny.
I'm fine.
What's her name?
I have four.
How many books do you have?
It's a cat.
How are you?
Hi, Wang Hong.