X. Do as directed: 1. The river isnt dirty. There will be more fish. (Rewrite the sentences with if) . 2. I go to school on foot every morning. (Make question for the underlined word) . 3. we / If/ bus, / miss / we / the / will / the / take / taxi. (Put the words in the correct order) . 4. The children were quiet. Their mother knew they were doing something wrong. (SO) 5. Lan was sick, so she didnt go to school. (because) 6. No cities in Viet Nam are more crowded than Ho Chi Minh City. Ho Chi Minh City is the.. 7. Living in Bac Giang is cheaper than living in Hai Phong. Living in Hai Phong .. 8. No mountain in Viet Nam is higher than Phanxipang. (Use the Superlative of Adjective) Phanxipang......................................................................................................................... 9. He goes to an English speaking club twice a week. (Make the question for underlined words) ................................................................................................................................................... 10. We pollute the air. We have breathing problems. ( Use conditional sentence) ....................................................................................................................................................