【单选题】The government is _____ and will take the necessary steps to maintain security and stability.
【判断题】在数字电路中,高、低电平都是指一个固定不变的电压值。
【多选题】肠梗阻患者进行影像学检查的主要目的是()
【单选题】According to Paragraph 2, that the world can maintain its linguistic diversity in the future is ______.