虞其君英语解答:必须的英语是什么答案:must 主观 否定形式:mustn't have to 客观 否定形式:doesn't have to
必须musthave to例:我们必须马上出发。We must start at once你必须考虑下一步该做什么You have to consider what to do next
must 必须
musthave tohave got to 【口语常用