【单选题】【消耗次数:1】
A: Shall we go out for dinner tonight? B: [填空].
You are right
Have a nice time
Thats a good idea
My pleasure
参考答案:
复制
纠错
相关题目
【判断题】 A: Shall we go out for a picnic tomorrow then? B: Its all up to you
①  正确
②  错误
【单选题】 [填空]?shall?have?a?good?time?in?Shanghai.
①  We
②  They
③  You
④  It
【单选题】 ________ you are leaving tomorrow, we can have dinner together tonight.
①  Since
②  While
③  For
④  Before
【单选题】 A: We are going to have a housewarming party tonight. Would you like to join us? B: [填空].
①  I have no idea.
②  Im afraid not, because I have to visit my parents
③  No, I cant.
④  Thats all set
【单选题】 Can you go out with us for dinner this evening?
①  No, I already have plans
②  Thanks a lot but I’m busy tonight
③  No, I really don’t like being with you
④  I’m ill, so I shouldn’t go out for dinner
【单选题】 A: Would you like come to dinner tonight? B: [填空].
①  Lets put it off till later
②  Thanks, but I have to work overtime
③  I really cant. Youll not mind, I think
④  No, I dont want to
【判断题】 A: Why didnt you come here earlier? B: Thats a good idea.
①  正确
②  错误
【单选题】 A: Do I have the pleasure to buy you a drink? B:[填空].
①  Its your pleasure
②  Its very kind of you
③  Youre too nice to me
④  You spend money again
【单选题】 A: If things go on like this, we shall destroy ourselves. B: [填空]
①  Really? Congratulations!
②  Come on. Its not that bad.
③  Yes, you are good at it.
④  Its none of my business.
【单选题】 ______ you are leaving tomorrow, we can eat dinner together tonight.
①  For
②  Since
③  Before
④  While
随机题目
【单选题】 已知E(X)=1,E(Y)=2,E(XY)=3,则X,Y的协方差Cov(X,Y)=( )
①  2
②  1
③  0
④  3
【单选题】 设随机变量<img class=jc-formula data-tex=X_{ i }\sim \left( -1\quad \quad \quad 0\quad \quad 1\\ \frac { 1 }{ 4 } \quad \frac { 1 }{ 2 } \quad \frac { 1 }{ 4 } \right) (i=1,2) src=https://huaweicloudobs.ahjxjy.cn/D507955A388085D7F597D003F1F5E539.png style=vertical-align: middle;/>且满足<img class=jc-formula data-tex=P(X_{1}X_{2}=0)=1 src=https://huaweicloudobs.ahjxjy.cn/14A2767F554AB0088FBD6A8217107D33.png style=vertical-align: middle;/>,则<img class=jc-formula data-tex=P(X_{1}=X_{2})= src=https://huaweicloudobs.ahjxjy.cn/823B72B05F6C641DB58892CFEE30732D.png style=vertical-align: middle;/>
①  0
②  1/4
③  1/2
④  1
【单选题】 两个相互独立的随机变量X和Y分别服从正态分布N(0,1)和N(1,1),则
①  <img class=jc-formula data-tex=P(X+Y\le 0)=\frac { 1 }{ 2 } src=https://huaweicloudobs.ahjxjy.cn/2D796C16E4ADCDC598AFA0E462095A7C.png style=vertical-align: middle;/>
②  <img class=jc-formula data-tex=P(X+Y\le1)=\frac { 1 }{ 2 } src=https://huaweicloudobs.ahjxjy.cn/7CB2C1C70ED2C80A1B88E527EB9CA463.png style=vertical-align: middle;/>
③  <img class=jc-formula data-tex=P(X-Y\le 0)=\frac { 1 }{ 2 } src=https://huaweicloudobs.ahjxjy.cn/FB3B9FB1D8E1D2482BA90188CE469A84.png style=vertical-align: middle;/>
④  <img class=jc-formula data-tex=P(X-Y\le 1)=\frac { 1 }{ 2 } src=https://huaweicloudobs.ahjxjy.cn/03DC9D32FBCAC18FA548285A7F9DF6CC.png style=vertical-align: middle;/>
【判断题】 将一枚均匀骰子连掷两次,则两次点数中最大点数不超过3的概率为1/4.
①  正确
②  错误
【判断题】 将一枚均匀骰子连掷两次,则两次点数之和为8的概率为5/36.
①  正确
②  错误
【判断题】 袋中有白球4个,黑球2个,连取两球,取出不放回,如果已知第一个是白球,则第二个球是白球的概率为3/5。
①  正确
②  错误
【判断题】 有甲乙两批种子,发芽率分别为0.8和0.7,在两批种子中各任意选取一粒,则至少有一粒种子发芽的概率为0.06.
①  正确
②  错误
【判断题】 将一枚均匀骰子连掷两次,则两次点数之和为8的概率为1/36.
①  正确
②  错误
【判断题】 教室中有r个学生,则他们的生日(一年以365天计)都不相同的概率是<img class=jc-formula data-tex=\frac { { A }_{ 365 }^{ r } }{ { 365 }^{ r } } src=https://huaweicloudobs.ahjxjy.cn/6C838E81EA84324651C979BC1EE9DCF5.png style=vertical-align: middle;/>
①  正确
②  错误
【判断题】 有甲乙两批种子,发芽率分别为0.8和0.7,在两批种子中各任意选取一粒,则恰好有一粒种子发芽的概率为0.24.
①  正确
②  错误