Ex8. Make up questions for the underlined words: 1. It took me one hour to prepare the offerings. 2. I was making a cake at this time last night. 3. You should bring an umbrella and a compass. 4. Royal court music is the typical intangible heritage of Hue. 5. I used to go to school by bus when I was at high school._ 6. Yes, I have bought enough for dinner. 7. There are fifty-four groups in Vietnam. 8. She cleans the room twice a week. Ex9. Rewrite the following sentences so that the second sentence means the same as the first one. (CONDITIONAL SENTENCES) 1. They don’t have a map, so they get lost. If…………………………………………………………………………...………………… 2. I don’t have enough time, so I can’t go on holiday this summer. If ………………………………………………….………………………………………… 3. I can’t tell you because I don’t know the answer.- If ……………………………………………….……………….……………………… 4. They will do the test well. They will review them all hard. -->If…………………………………………………………………………………...………… 5. The people will protect the environment now. The environment will be nice If…………………………………………………………………………………...…………… Ex10. Rewrite the following sentences so that the second sentence means the same as the first one. 1. Many rivers and lakes are poisoned. Factories produce waste and pour it into rivers and lakes. (because) 2. Plastic bags are a major source of waste. We should not throw plastic bags everywhere. (so) 3. Peter didn’t go to school yesterday because he was sick. (because of) 4. Mary went to bed early because she felt tired. (because of) 5. We are unable to see the stars in the sky. Light pollution occurs. (makes) 6. Contamination in the air happens. There is acid rain which damages soil, vegetation and aquatic life of the region. (causes) 7. Noise pollution is one of the major causes of stress and anxiety. People suffer from stress and anxiety. (because of) 8. The food is contaminated. People’s health is poor. (results in) Ex11. Write full sentences using given words. 1. If I /could / swim, I / go / scuba diving/ with Terry. 2. Yesterday / a terrible storm / strike / the rural area / Ha Giang Province 3. If/ there/ be/ no/ war/, people/ live/ more/ happy. 4. More/ tourist/ come/ here/ if /beach/ be/ cleaner. 5. It looked like the window/ break/ a hammer/ some time before. 6. Our tent/ blow over/ in the night/ the wind.