题干
—Where are my pens?
— .
A：It's on the table
B：Yes, they are.
C：They are on the table
D：No, they aren't
答案(点此获取答案解析）
C
—Where are my pens?
— .
A：It's on the table
B：Yes, they are.
C：They are on the table
D：No, they aren't
满足
，则
等于（ ）