单项选择题
未知题型 磷酸甘油氧化酶法测定血清胆固醇时，维生素C、谷胱甘肽、尿酸可引起正偏差。
未知题型 Company: JD.com （京东） Position: Cross-border E-commerce platform operator （跨境电商平台运营师） Responsibilities: 1. Operate and maintain the cross-border E-commerce platform 2. Monitor and analyze data on the platform, find out problems and put forward solutions Requirements: 1. College graduate or above, with relevant working experience 2. Good command of business English listening, speaking, reading and writing. 3. Rich knowledge of Microsoft Office software, including EXCEL, POWERPOINT and WORD 4. A strong sense of responsibility, good communication skills and the ability to deal with emergencies
单项选择题 （江苏卷）下列句子标点符号使用正确的是（）