根据括号内的汉语提示，完成句子。(每空一词)
The young man found it difficult to have dinner because some of his ____ (牙齿)had been pulled out.
Tom and Linda have been____ ( 结婚) for ten years, but they've never quarreled.
If you want to become a good Marathon athlete, you must practice ____ (跑步) every day.
He manages over 100 big companies, He is considered to be one of the most ____ (成功的) businessmen in China.
Their answers to the question were not the same, that's to say, they answered the question____ (不同地).
When you communicate with your American e-pal on the internet, the e-mails are supposed to be____ (写) in English.

铝元素与人类关系密切．

（1）铝是____ （填“金属”或“非金属”）元素．

（2）铝元素在元素周期表中的信息如右上图所示，铝原子的核外电子数为____ ．

（3）氮原子结构示意图如图所示，氮化铝的化学式为____ ．

（4）工业用电解熔融的氧化铝制得铝．请将该化学方程式补充完整（　____ 　____ 　+____ 　横线上填化学式，配平）．

（5）铝可制成蒸锅，主要利用铝的延展性和____ 性．

（6）药品“氢氧化铝Al（OH）₃”片剂能与胃酸（主要成分为盐酸）发生中和反应，治疗胃酸过多症．该反应的化学方程式为　____ 　．

如图所示，一个圆柱状的轻质纸筒顺着一个倾斜的木板滚下，离开板后，不计空气阻力，纸筒受到　____ 　的作用，纸筒将落到____ 　（选填“A侧”、“B点”、“C侧”）．