【单选题】—________ are you going to visit in Beijing? —We are going to visit the Summer Palace. [ ]
【单选题】以下说法中错误的是( )
A.
鲜蛋加工过程中允许使用白油 作为被膜剂,用于鸡蛋的保鲜
C.
丙酸钙作为防腐剂不能用于面包和糕点的制作,因为它对酵母菌有害
D.
特殊膳食用食品中通常会添加一种或多种营养强化剂
【单选题】--- Have you really been to visit the Bird’s Nest in Beijing? ---- I ______ it last summer vacation.
【简答题】用所给动词的适当形式填空。 1. He ______ (visit) the Summer Palace last year. 2. We ______ (have) a good time yesterday. 3. We often ______ (go) to school by bus two years ago. 4. I ______ (live) in a small town wh...
【单选题】We hope _ the Great Wall this summer. [ ]
【判断题】丙酸钙作为防腐剂不能用于面包和糕点的制作,因为它对酵母菌有害。