开放作文。

     请根据下面提示，写一篇短文。词数不少于50。

      In your spoken English class, your teacher shows you the following picture. You are asked to describe

the picture and explain how you understand it.

     ___________________________________________________________________________________

______________________________________________________________________________________

在校正船舶磁罗经自差的过程中，若船舶航向于东南航向，测得自差为东自差，则两软体球（片）之间的距离应（）

A.靠近

B.拉远

C.保持不变

D.以上答案均不对