人类为了维持生命与健康必须从食物中摄取营养素，这些营养素主要有蛋白质、糖类、油脂、水、无机盐及______ 等六大类．人体内以无机盐形式存在的元素对人体健康也有很大影响，如人体缺______（填元素名称）会导致青少年患佝偻病、老年人患骨质疏松症等疾病．

根据句子意思，用括号中所给的汉语提示或英语单词的适当形式填空。（每空一词）

小题1:When Li Na appeared, some of her fans jumped with _________ (excite).

小题2:The second-hand smoke is also __________ to people’s health. (harm)

小题3:Han Han is              known as a writer and a racing driver . (wide)

小题4:Please check if the printer is __________ to the computer. (connect)

小题5:My grandmother told me the sun _________ in the east and sets in the west. (rise)

小题6:It's difficult for a common young man to            to buy a flat in modern cities. (买得起)

小题7:Shopping online is more and more popular among the young at __________. (现在)

小题8:Many rich Chinese families like to send their children to study __________now. (国外)

小题9:You’d better buy some __________toys for your children as gifts during the festivals. (教育性的)

小题10:They have a _________ research about how to prevent AIDS. (far)