4. Complete the sentences with “more” or “less”. (Hoàn thành câu với “more” hoặc “less”.) 1. Practice 2. Read 3. Put... 4. Plant.... ..... and you will improve your skills. books to broaden your knowledge. effort in your work to achieve best result. trees to make your neighborhood greener. 5. Give up junk food and eat 6. If you want to be taller, drink 7. Put on 8. food high in fat, salt and cholesterol. coca and take in .... clothes or you will have the flu. calcium. people smoke cigarettes these days. 9. Go outside...... 10. Watch ...... If you do need to go outside, wear a sun hat. television. Looking at the screen for too long hurts your eyes. 11. You should spend...... ... time playing computer games. 12. She looks very tired after coming back from work. She should rest 13. If you want to avoid obesity, eat ...... 14. Show off..... 15. Study....... ..... sugar. or none will like you. or you won't pass the test.