【单选题】According to the passage, Which one doesn't belong to direct costs?
【简答题】天然色素按来源、溶解性分类可分为哪些类型?并分别列举色素说明。
【单选题】Which one of the following doesn’t belong to the while-reading stage?
B.
understanding references
D.
information transfer activities
【单选题】关于散客旅游的叙述,错误的是 ( ) 。
【简答题】天然色素按来源、溶解性分类可分为那些类型?并分别列举色素说明
【单选题】A pair of Li Ning trainers costs about 200 yuan, while a similar pair of Nike costs five times .
【多选题】Which of the following belong to discretionary fixed costs? There may be more than one correct answer.
C.
Depreciation on buildings and equipment
D.
Research and development costs
【单选题】绘制三视图时,看得见的轮廓线画____________,看不见的线画虚线,虚线与实线重合时画实线。