the teacher said to Li Lei," you speak very good English.中为什么用said 和speak?
问题描述：
the teacher said to Li Lei," you speak very good English.中为什么用said 和speak?
答
with with the help of是固定搭配，意思是在。。。的帮助之下 with
答
said是表示这个人说话了（say的过去式）
而speak从某种意义上来讲是指讲的怎么样（根据这个语境来说的）
答
said是“说”的过去式,speak是单纯指说的语言
答
say不及物，后面要接to。speak及物，直接接名字的。