题目

Do you like writing a few paragraphs every day about your experiences, hopes, memories or feelings? If you don’t, it’s time to make a change now. Because write a few paragraphs every day about your experiences, hopes, memories, you will immediately begin to experience benefits to your personal growth and potential.You will gradually become better at expressing yourself. 【1】However, when you become lazy with words, you find it is more difficult to describe feelings, share experiences and make yourself understood.【2】As you write about memories, it is like opening an old photo album. 儿童缺锌会引起食欲不振、发育不良。右图为某种补锌口服液说明书的一部分，请回答：   （1）该口服液中的锌属于          （填：“常量”或 “微量”）元素；葡萄糖酸锌分子中的碳、氢元素的质量比为              。   （2）每支口服液中锌的质量分数为      （1g=1000mg）。   （3）若儿童1kg体重每日需要0.5mg锌，每天从食物中只能摄入所需锌的一半；体重为20kg的儿童每天还须服该口服液    支，才能满足身体的需要。