Using paper with lines can keep you writing straight ( )of up or down when you write English

题目

Using paper with lines can keep you writing straight ( )of up or down when you write English
words or sentences.请说一下原因,为啥?

答案

意思：使用带道纸可以让你在写英语时写直上或下的单词或句子.带of 的所有格形式.纸上写的当然是词或句子.