【单选题】Chinese people often enjoy delicious food during the Spring Festival
【多选题】What do Chinese people often do in Yuanxiao Festival?
A.
Appreciating lantern exhibits.
B.
Solving riddles written on lanterns.
【判断题】Chinese people often use knives and forks to have Chinese dinner.
【判断题】顺序控制系统大致分成三级控制,分别为:机组级控制,功能组控制和设备级控制。