哪种检测方法有助于诊断单纯疱疹病毒性结膜炎（）
A.结膜分泌物刮片
B.免疫荧光
C.药敏试验
D.结膜分泌物涂片
E.检测血清抗体效价
参考答案：E
农产品包装和标识应当符合哪些规定？
选择填空。
— What time is it?
— It's ______. [ ]
A. four four-five
B. a quarter to five
C. forty-five four
