【简答题】按注塑模具浇注系统基本结构的不同可分为____、____和____。
【简答题】简述新民主主义的政治纲领、经济纲领和文化纲领?
【判断题】Exhibitors usually sell more products at trade fairs than sales calls.
【判断题】新民主主义的基本纲领包括经济纲领和文化纲领。
【简答题】中国第一颗原子弹的总设计师是();第一颗氢弹的总设计师是()。
【多选题】注塑模具按照浇注系统基本结构的不同可分为 。
【单选题】According to the passage, which of the following statements is TRUE?
A.
International trade fairs have no effect on conducting domestically business.
B.
A U.S. trade show may involve s lot of looking but no buying.
C.
You are not allowed to ask questions in the trade show of U.S. company.
D.
A German exhibit is usually an open display.