表示否定的前缀 （下）Negative Prefixes In English【中级】

Do you know how to turn positive words into negative words? It’s easy when you know your negative prefixes, which is the focus of this lesson. A prefix is one or more letters we add in front of a word to modify its meaning. There are many kinds of prefixes, but today we will talk about the prefixes that turn a word into its negative.