【判断题】因政府发布管控措施直接导致当事人无法履行旅游合同、运输合同等情况的,受影响的当事人可依法主张不履行合同而不必承担违约责任。
【单选题】下列对古典概型说法正确的个数是:①试验中可能出现的基本事件只有有限个;②每个事件出现的可能性相等;③若基本事件总数为n,事件A包括k个基本事件,则P(A)=k/n;;④每个基本时间事件的可能性相等.
【简答题】How many types can practical Chinese writings be divided into? How many parts does each of the types contain? How about the layouts each? And why? How about the practical English writings?
【简答题】从方框中选择正确的选项,将序号填在横线上。 A. How about the school trip? B. How about his birthday? C. When is the basketball ? D. When do you have the speech contest? E. When is your birthday party? F. When is his bi...
【单选题】含理想变压器的电路如图所示,则其输入电阻Ri=()Ω【图片】
【单选题】下列对古典概型说法正确的个数是:①试验中可能出现的基本事件只有有限个;②每个事件出现的可能性相等;③若基本事件总数为n,事件A包括k个基本事件,则P(A)=k/n;;④每个基本事件出现的可能性相等.
【简答题】How many types can practical Chinese writings be divided into? How many parts does each of the types contain? How about the layouts each? And how about the practical English writings?