a Choose the correct word to complete the rule.
If you add the prefix un- to a verb or an adjective, it makes the word positive /
negative and gives it an opposite meaning to its original meaning.
b Add un- to the appropriate word in each sentence, to change the
meaning to its opposite.
1 Fiona's very happy today.
2
Please load the dishwasher.
3 Why are you always so lucky?
4 Don't forget to lock the door.