【单选题】Prizes and money are usually provided by .TV stars and large companies for winners.
【判断题】对于形状复杂、不易脱模的塑料件应选用大的脱模斜度,而塑件所用材料的硬度越高,脱模斜度也应越大。
【判断题】对于形状复杂、不易脱模的塑料件应选用大的脱模斜度,而塑件所用材料的硬度越低,脱模斜度也应越大。
【单选题】-What do you usually do Sunday? -I usually watch games TV. [ ]
【单选题】The happenings in the emergency room are usually as dramatic as the scene on TV shows.