A prefix is a word or syllable placed at the beginning of another word to change its meaning. For example: retrain (to train again).
Look at these words. What do the prefixes mean?
disagreeable imperfect inadequate unfair
dissatisfied impolite intolerable unhelpful
Complete the sentences with the suitable word.
My job was to listen to _________ customers, list their complaints and then inform them that there was absolutely nothing I could do.
The security procedure in our manufacturing site is ___________ and must be improved urgently.
It is ___________ to leave the table before everybody has finished the meal.
I am strongly convinced that my dismissal was completely __________ and unjustifiable.