题目
as fast as和so fast as的区别
提问时间：2021-03-04
答案
as fast as可用于肯定句和否定句
so fast as 只能用于否定句 如
He runs as fast as you.
He doesn't run as / so fast as you .
so fast as 只能用于否定句 如
He runs as fast as you.
He doesn't run as / so fast as you .
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