问题
单项选择题
In learning a foreign language, ______ English, one should first pay attention to speaking, which is the groundwork of reading and writing.
A．says
B．say
C．to say
D．saying
答案
参考答案：B
解析：say这里的意思是for example，是一种习惯用法，用作插入语，属于口头用语。