American English at State - In English some verbs are not normally used in the -ing form. These are called "stative verbs." Some stative verbs include: agree, believe, doubt, want, mind, promise,
![1 Present Perfect Continuous. 2 Form n HAVE/HAS + BEEN + -ING n Example: n I have been working. She hasn't been working. Have they been working? How long. - ppt download 1 Present Perfect Continuous. 2 Form n HAVE/HAS + BEEN + -ING n Example: n I have been working. She hasn't been working. Have they been working? How long. - ppt download](https://images.slideplayer.com/25/8156462/slides/slide_2.jpg)
1 Present Perfect Continuous. 2 Form n HAVE/HAS + BEEN + -ING n Example: n I have been working. She hasn't been working. Have they been working? How long. - ppt download
![Past Tense of Have to, Past Participle of Have to, V1 V2 V3 V4 V5 Form of Have to - English Study Here Past Tense of Have to, Past Participle of Have to, V1 V2 V3 V4 V5 Form of Have to - English Study Here](https://englishstudyhere.com/wp-content/uploads/2022/01/Past-Tense-of-Have-to-Past-Participle-of-Have-to-V1-V2-V3-V4-V5-Form-of-Have-to.png)