Practice Exercise 16 (Unlimited) – Helping Verbs (Has/Have/Had) – Basic English (Improved) (Unit 31)
This practice exercise is based on Unit 31 of AaoSeekho Basic English Course. Each sentence will have a blank. You have to fill up appropriate Helping Verbs (has, have or had) in them. There is no timer in it and you can pause and play as per your own need.