【单选题】使用酒精灯时,酒精切勿装满,应不超过其容量的( )。
【单选题】After receiving the store, you should sign on the ______.
【简答题】You should store the vegetables in the refrigerator.
【单选题】If a fire breaks out in a big store, you should find the ______, and then quickly leave. [ ]
【单选题】You need to store the contact information for each student in your school database. You should store each student's information in a:
【判断题】使用酒精灯时,酒精切勿装满,应不超过其容量的2/3,灯内酒精不足1/3容量时,可直接添加酒精。
【多选题】下列关于考察企业财务状况的指标中说法正确的有( )。