What is the implication of the words on the bus wall?
A. All small acts will add up to kindness.
B. It's a small act to help a person in need.
C. Everyone can play his own part to make things better.
D. You should be kind to your neighbors and they will treat you the same way.
34.答案为C 比较四个选项,只有C最符合原意,公汽上标语的意思是小的善举也能起作用。
第1题:
现有:importjava.util.*;classAddStuff2{publicstaticvoidmain(String[]args){TreeSett=newTreeSet();if(t.add("one"))if(t.add("two"))if(t.add("three"))add("four");for(Strings:t)System.out.print(s);}}结果为:()
A.one
B.onethreetwo
C.onetwothree
D.onetwothreefour
E.fouronethreetwo
F.编译失败
第2题:
第3题:
第4题:
A、a,an,the
B、a,a,the
C、an,an,an
D、the,a,a
第5题:
第6题:
有A和B两个公共列的数据框,如何用merge()函数按A数据框将A,B两个数据框合并
A.merge(A,B,all=T)
B.merge(A,B,all.x=T)
C.merge(A,B,all.y=T)
D.cbind(A,B)