【单选题】Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the ...
【简答题】The company suffered greatly during the economic cr, with considerable loss of its (invest) .
【判断题】数据列表的排序既可以按行进行,也可以按列进行。
【判断题】成本加成法,是指按照成本加合理的费用进行定价的方法。()
【单选题】We must hurry up ________ catch the last train.