题干
—Is Miss Tian in hospital because she has a sore throat?
— . I saw her in the school just now.
— . I saw her in the school just now.
A：I think so.
B：I hope so.
C：I agree.
D：I don’t think so.
答案(点此获取答案解析）
D
图象的对称轴为
，则
的值为（ ）