Cart: Hi,Mary, are you free tonight?Mary: _________. Cart?Cart: Shall we have a ga
Cart: Hi,Mary, are you free tonight?
Mary: _________. Cart?
Cart: Shall we have a game of chess?
A. What about it
B. What of it
C. What for
D. What is it
Cart: Hi,Mary, are you free tonight?
Mary: _________. Cart?
Cart: Shall we have a game of chess?
A. What about it
B. What of it
C. What for
D. What is it
Mary:Hello. Tom:Hello.May I speak to Mary,please?Mary:Speaking. Tom:Hi,Mary.__________.
A.I"m Tom Johnson
B.This is Tom Johnson
C.I"m Tom Johnson here
D.It’S Tom Johnson
Mary: Hi, Peter! Going away for the holidays, right?
Peter; Yes, I am. ___51 ___?
Mary: Well, I&39;m going to stay in the city.
Peter: What are you going to do then?Mary: ___52___
Peter: ___53_?
Mary:No, never in a store, but I can learn.
Peter:___ 54_?
Mary:I need money for school next term, and I can get some experience. So, ___55___ again?
Peter: Yes. I&39;ve gone camping four times. It&39;s wonderful at a summer camp.
Mary: Well, Peter, enjoy your holidays!Peter:&39; You too. See you!
提示:原本擅长化学的Cathy考试时因粗心漏做一页试题。她正闷闷不乐时遇见了Mary。
(Mary = M ; Cathy = C )
M : Hi, Cathy, you don&39; t look happy. 51 ?
C : I didn&39; t do well in the chemistry test.
M : Really? I could hardly believe it. Everyone knows you are 52 .
C : But this time 53 .
M : What happened?
C : I missed 54 .
M : What a pity ! So 55 next time !
C : Yes, I will.
A.CART算法采用的是2循环分割方法
B.CART算法使用Gini指标来评价分支属性的效果
C.CART算法是C4.5的改进算法
D.分支属性有多个取值的时候,需要对属性进行组合