Warm up Match the pictures with the vocabulary a. Main frame b. Hand held c. Laptop d. Notebook e. PC f. Minicomputer Reading Study these details of different types of computer. Find the answers to these questions 1. PCs 2.Lap top 3. Note book 4. Main frames 5. Mini computers 6. Palmtop 7. Main frames 8. Subnotebook Language work A. Comparison of adjectives: So s¸nh cña tÝnh tõ a. Short adj S + be + short adj + er + than . Microcomputers are smaller than minicomputers E.g: Personal computers are cheaper than mainframes 1. Comparative: So s¸nh h¬n Language work A. Comparison of adjectives: So s¸nh cña tÝnh tõ b. Long adj S + be + more + long adj + er + than . Mainframes are more expensive than minicomputers E.g: Personal computers are more common than the others 1. Comparative: So s¸nh h¬n Language work A. Comparison of adjectives: So s¸nh cña tÝnh tõ a. Short adj S + be + short adj + est + . Mainframes are the biggest computers E.g: 2. Superlative: So s¸nh nhÊt Language work A. Comparison of adjectives: So s¸nh cña tÝnh tõ b. Long adj S + be + the most + long adj + . Mainframes are the most powerful and expensive computers E.g: 2. Superlative: So s¸nh nhÊt B. Choose the correct adjective. Then fill the gaps with the correct form of the adjectives Language work 1. lighter/ heavier 2. largest/ smaller 3. more common/ better 4. more powerful/ more expensive 5. faster/ cheaper 6. more expensive/ power 1. largest 2. most powerful 3. smaller 6. smaller 7. largest 8. The smallest writing Put the words in brackets into the correct form to make an accurate description of sizes of computers 4. most common 5. more powerful 9. smaller 10. smallest . Short adj S + be + short adj + er + than . Microcomputers are smaller than minicomputers E.g: Personal computers are cheaper than mainframes 1. Comparative:. long adj + er + than . Mainframes are more expensive than minicomputers E.g: Personal computers are more common than the others 1. Comparative: So s¸nh