Bài 1: Cheap (rẻ) - cheaper Old (già) - older Cold (lạnh) - colder Near (gần) - nearer Thin (gầy) - thinner Bad (tệ) - worse Good (tốt) - better Fat (béo) - fatter Fast (nhanh) - faster Ugly (xấu xí) - uglier Big (to) - bigger Clever (thông minh) - cleverer High (cao) - higher Close (gần) - closer Long (dài) - longer Safe (an toàn) - safer Pretty (xinh xắn) - prettier Far (xa) - farther Heavy (nặng) - heavier Large (rộng) - larger Narrow (hẹp, nhỏ) - narrower Noisy (ồn ào) - noisier Bài 2: 1. The princess is more beautiful than the witch. 2. The red shirt is better but it’s more expensive than the white one. 3. Being a firefighter is more dangerous than being a builder. 4. This armchair is more comfortable than the old one. 5. The new fridge is more convenient than the old one. 6. Health is more important than money. 7. This film is more exciting than that film. 8. She is more popular than My Tam singer. 9. Carol is more beautiful than Mary. 10. French is more difficult than Chinese. 11. The red car is more inconvenient than the blue one. 12. The palace in my country is more modern than this one. 13. This pagoda is more historic than that one. 14. This movie is more terrible than that one. 15. The city centre is more polluted than the suburb. 16. China is more crowded than Vietnam. 17. This novel is more boring than that one. Bài 3: 1. Nam’s new school is bigger than his old one. 2. Huy is taller than his brother. 3. This chair is more comfortable than that one. 4. Living in the city is more peaceful than living in the countryside. 5. He is more intelligent than his friend. 6. The country is quieter than the city. 7. Incredibly, she dislikes her family’s art gallery. 8. The statue is located between a temple and a railway station. 9. There is a square near the cathedral. 10. My father’s workshop is in the backyard. Bài 4: 1. Nam is taller than Thang. 2. My house is bigger than his house. 3. Mai is younger than her sister. 4. Mr. Ha is fatter than Mr. Tuan. 5. My brother is stronger than me. 6. I am shorter than Hoa. 7. Phuong’s room is larger than Lan’s room. 8. Ms. Linh is more beautiful than Ms. Huyen. 9. This exercise is more difficult than that exercise. 10. My toys are nicer than your toys. Bài 5: 1. That exercise is harder than this one. 2. The red car is more expensive than the black car. 3. That film is less interesting than this one. 4. That river is shorter than this one. 5. Miss Nga is younger than Miss Lan. 6. Your kitchen is larger than my kitchen. 7. Her new house is smaller than her old one. 8. The white dress is cheaper than the black dress. 9. According to me, Maths is harder than English. 10. That computer works worse than this one. Bài II: 3. tall - taller than 4. noisy - noisier than 5. pretty - prettier than 6. happy - happier than 7. short - shorter than 8. big - bigger than 9. modern - more modern than 10. friendly - friendlier than 11. good - better than 12. bad - worse than Bài III: 1. Scotland is colder than Athens. 2. Chinese is more difficult than English. 3. Jennifer Lopez is prettier than Madonna. 4. Football is better than volleyball. 5. A novel is longer than a short story. Bài IV: 1. This chair is more comfortable than that chair. 2. Your flat is larger than mine. 3. Love is more important than money. 4. Iron is heavier than wood. 5. My Physics course is more difficult than my Math course. 6. The Nile River is longer than the Mississippi. 7. The dog is more intelligent than a cow. 8. My mother's cooking is better than my father's. 9. My father's cooking is worse than my mother's. 10. This dress is prettier than that one. 11. A horse is stronger than a man. 12. A rose is more beautiful than a weed. Bài V: 1. Which river is longer, the Red River or the Mekong River? 2. Which country is bigger, China or Viet Nam? 3. Which animals are more intelligent, dogs or dolphins? 4. Which animals are faster, cats or horses? 5. Which is heavier, water or oil? 6. Which month in Viet Nam is colder, October or December? 7. Which language is more difficult, Chinese or English? 8. Which city is older, London or Rome? 9. Which city is bigger, New York or Paris? 10. Which mountain is higher, Mount Everest or Mount Fuji? Bài VIII: 1. The art gallery is smaller than the museum. 2. The swimming pool is cheaper than the sports centre. 3. The shopping centre is newer than the market. 4. The amusing park is quieter than the skate park. 5. My cooking is better than the food here! 6. The living room is lighter than the kitchen. 7. My brother is noisier than I am. 8. My mobile phone is older than my computer.