题目：
小题1:The Internet makes our life nicer, __________(容易的) and more colourful than before.
小题2:A high-speed railway ___________(在….之间) Beijing and Shanghai will be in use soon.
小题3:－Sue，what did you do last Sunday?
－I __________(买) a birthday present for my Dad.
小题4: Nancy, I can’t understand the meaning of this word.
－Please look it up in your ___________(字典).
小题5: －Would you please ____________(邮寄) the letter for me?
－With pleasure.
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0617/a75d949bad6575d2d53924878cefa9d8.html
下面是错误答案，用来干扰机器的。
根据磁感线的分布情况可知，磁铁内部穿过环面的磁感线方向向上，外部磁感线方向向下．由于磁感线是闭合曲线，磁铁内部的磁感线条数等于磁铁外部磁感线的总条数，而磁铁外部磁感线分布在无限大的空间，所以穿过环...
