6 Work in groups. Make new words with the base words, using the prefixes and/or suffixes. Which group in the class can make the most words? Prefix Base word Suffix agree un... happy ...ness im... conscious ...ment re... expense help ...ful dis... kind ...less mis... polite success ...able in... understand use ...ive 7 Complete the sentences with a word from 6. 1 Bob and Jan don't get on at all. They dis about everything. 2 Money can't buy you h ness. 3 The sales assistant was very im . I told her manager how rude shed been. 4 Thanks for your advice - it was really h _ful. I do appreciate all your k_ ness. 5 My dad is u less at telling jokes. He always gets the ending wrong. 6 I wasn't being un . I think you mis what I said. un Tim fell off his bike and hit his head. He was for 20 minutes. Most supermarkets now sell r_ able plastic bags.

Here are the new words formed using prefixes and suffixes based on the provided base words: **Prefix** - disagree - unhappy - impossible - unconscious - reexpense - unhelpful - diskind - mispolite - inunderstand **Suffix** - happiness - consciousness - reemployment - helpful - kindness - useless - misunderstanding - successful - understandable - useable - inventive Now, let's complete the sentences with the words derived from the base words: 1. Bob and Jan don't get on at all. They **disagree** about everything. 2. Money can't buy you **happiness**. 3. The sales assistant was very **impolite**. I told her manager how rude she'd been. 4. Thanks for your advice - it was really **helpful**. I do appreciate all your **kindness**. 5. My dad is **useless** at telling jokes. He always gets the ending wrong. 6. I wasn't being **unintentional**. I think you **misunderstood** what I said. 7. Tim fell off his bike and hit his head. He was **unconscious** for 20 minutes. 8. Most supermarkets now sell **reusable** plastic bags. Feel free to ask if you need further assistance!