I'm afraid you won't catch the early bus if you walk so s---我认为是slow.或slowly,为什么？

I'm afraid you won't catch the early bus if you walk so s---
我认为是slow.或slowly,为什么？

slowly慢地

slowly
因为只有走得慢才会赶不上早班车啊

slow

slowly ，slow不对，walk不是系动词