【单选题】【消耗次数：1】
A: Its very kind of you to show me the way. B: [填空].
①
Youre welcome
②
It was nothing
③
Not at all
④
Never mind
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相关题目
【单选题】
— _________________________— Thanks! Its very kind of you to invite me.
①
How are you？
②
Happy Mid-Autumn Festival！
③
Do you like this festival?
④
Would you like something to have？
【单选题】
A: Would you mind changing seats with me? B: [填空].
①
Yes, you can
②
Of course, I dont mind
③
No, I dont mind
④
Certainly, please do.
【单选题】
It’s very ____ and very kind of you to offer me this lovely
holiday.
①
thoughtful
②
grateful
③
marvelous
④
considerable
【单选题】
A: Where there is a will, there is a way. B: [填空].
①
Thats right
②
Thats all right
③
All right
④
Not at all
【单选题】
A: Would you like me to feed your cats while youre on your holiday? B: [填空].
①
I appreciate it, but Ive already fed them
②
No problem, I was more than glad to do it
③
Thanks for offering your help, but my sisters going to do it
④
Certainly, feeding cats is my favorite pastime
【单选题】
A: What do you have in mind? B: Im thinking about jewelry or something valuable. A: Weve got beautiful jewelry here. If youre interested, [填空].
①
I can show you
②
you can see it
③
you should buy it
④
Ill get it
随机题目
【单选题】
时间线轨道上的两段相邻片段，片段A的入点为5秒，出点为12秒，片段B的入点为12秒，出点为18秒。这两个片段之间施加一个矩形划像切换，切换的对齐方式为End atcut，切像切换的入点为8秒。那么，划像持续的时间为：
①
3秒
②
4秒
③
8秒
④
10秒
【简答题】
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设二维随机变量(X,Y)只取下列数组中的值：（0，0）（0，1）（1，-1）（2，-1）且相应概率依次为1/4，1/6，1/3，1/4。（1）列出(X,Y)的概率分布表；（2）分别写出关于(X,Y)的边缘分布；（3）求E(X+Y)。
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【简答题】
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