A suffix is a letter or group of letters that goes on the end of a word and changes its meaning. Adding the suffix -ing to the end of a noun can change it into a verb. Narrator: I've told you, fur ...

Most novels are written in the past tense. Readers are more familiar with this tense because they are used to being told a story that has already taken place. For most verbs you add an ‘ed’ at the end ...

No matter how long you’ve been speaking English, no matter how hard you’ve worked to perfect your grammar, some past tense verbs can stump you. For example, the day after you decide to grin and bear ...