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【简答题】
1 写出下列随机试验的样本空间: (1) 某篮球运动员投篮时 , 连续 5 次都命中 , 观察其投篮次数 ; (2) 在单位圆内两点 , 观察这两点的距离 ; 1.2 设A、B、C为三个事件,试用A、B、C的运算关系式表示下列各事件: (1) A 与B 都发生, 但C 不发生; (2)A,B,C 中至少有两个发生; 备注:作业拍照后上传附件(或图片)
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反馈参考答案：
举一反三
【单选题】清洗顺序为( )
A.
清水→碱液+热水→清水→酸液+温水→清水。
B.
清水→碱液+热水→酸液+温水→清水。
C.
清水→碱液→清水→酸液+温水。
D.
清水→酸液+热水→清水→碱液+温水→清水
【简答题】As ______as he finished his supper, he went out to play
【单选题】南方黑芝麻糊.mp4 请说出南方黑芝麻糊文案策划的目标、定位、主题分别为:( )
A.
品牌、温情、怀旧
B.
怀旧、温情、品牌
C.
温情、怀旧、品牌
D.
盈利、成功、温情
【单选题】Janet's father a little red wine when he has his supper.
A.
used to have
B.
is used to have
C.
used to having
D.
is used to having
【单选题】______ he finished his supper, he went out to play.
A.
As far
B.
As long as
C.
As well as
D.
As soon as
【单选题】I don’t think he had his supper at the school, _____________?
A.
had he
B.
did he
C.
do I
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