根据短文内容和所给中文提示，在空白处写出单词的正确形式。每空限填一词。

Oliver Twist

    Oliver Twist is a famous novel ____(写) by Charles Dickens. It mainly talks about the boy named Oliver Twist. His parents ____（死）, he has to grow up with many poor ____ (陌生人). One day, when nobody pays ____(关注) to him, he runs away in a ____ (仓促) to London. After he gets to London, he is cheated by one bad guy called Fagin who is very ____(不礼貌的)and then he starts his life of ____ (偷). In Fagin’s house, Oliver also meets some good partners who really care about him. When Oliver is taken to the police station, a good man Mr. Blano saves him and is quite ____ (耐心的) with him. He teaches Oliver how to read books, how to learn ____ (明智的) and how to be a gentleman. These abilities are very ____（有帮助的）to him. More importantly, Oliver’s happy childhood has finally come to an end.

观察下列砌钢管的横截面图：

则第n个图的钢管数是____（用含n的式子表示）

青春期心理充满着矛盾，这些矛盾有时让我们感到苦闷。调整青春期心理矛盾方法有哪些？

如图是自然界中氮循环的一部分，下列有关叙述不正确的是（　　）

如图，某教学楼AB的后面有一建筑物CD，当光线与地面的夹角是22°时，教学楼在建筑物的墙上留下高2m的影子CE；而当光线与地面夹角是45°时，教学楼顶部A在地面上的影子F与墙角C的距离为18m（B、F、C在同一直线上）．求教学楼AB的高；（结果保留整数）（参考数据：sim22°≈0.37，cos22°≈0.93，tan22°≈0.40）