英语：He read the phrase slowly.本来slow为什么要加ly?什么情况下,直接用 slow?

英语：He read the phrase slowly.本来slow为什么要加ly?什么情况下,直接用 slow? Pleace drive _______ (slow) at the crossing答案是slowly为什么加ly He read the phrase （slow).He worked （careful） He cut himself He read the phrase slowly 的是第三人称单数为什么不用reads ? 这句话中的slow为什么不用slowly? net speed is slow 还是slowly,为什么? slow和slowly有什么区别? slow slowly问题 Tom runs fast but I run slowly.最后一个单词为什么用slowly而不用slow? The bus is slow.和The bus goes slowly.中slow和slowly的用法 用这些词造句,不须太复杂.如slow,slowly就可以The turtle is slow.The turtle wa Look! He is walking ( ) in the street.a.slowly b.slow c.care