完成对话
A: How was your vacation, Fred?
B: ____ .
A: ____ ?
B: I went to the U.S. with my parents.
A: Cool! ____  in the U.S.?
B: First we went to Los Angeles(洛杉矶). My uncle lives there. Then we went to New York to see my cousin.
A: ____ ?
B: It was a little warm but sunny.
A: Did you see any movie stars in Los Angeles?
B: No, but I saw Tom Cruise in New York. He was at a restaurant! I got his autograph.
A: Wow! That’s great!  What else did you do in New York?
B: Hmm…Oh yeah, I also went to Central Park.____ there! .

联系实际，综合运用所学知识，探究下列问题

材料一：从中央综治委预防青少年违法犯罪专项组办公室获悉，十七大以来，按照中央领导同志的指示精神，预防专项组和各地各部门切实履行职能，预防青少年违法犯罪工作取得明显成效。有关数据显示，2009年至2011年判处未成年人罪犯人数连续下降、未成年罪犯占全部罪犯的比例逐渐减少。——法制网，北京2012年11月7日

材料二：下图漫画《预防未成年人犯罪法漫画》

新课程要求加强对概念的学习，下列与特异性免疫有关的概念有（　　）

_____ you know English is important, you should learn it well.