人教版必修四单句改错(原创).doc

必修四单句改错Unit 11. She spent years observing and record their daily activities.2. Only after her mother came to help her for the first few months is she allowed to begin her project. 3. It seem that she had been very busy in her chosen career, travel abroad to study as well as writing books and articles.4. Further reading made me realize that it was hard work and determination as well as her gentle nature which got her into medical school. 5. Watch a family of chimps wake up is our first activity of the day.6. This means going back to the place which we left the family sleeping in the tree the night before.7. It was unusual for a woman live in the forest.8. She actually observed chimps as a group hunted a monkey. 9. However, the evening make it all worthwhile.Unit 21. Dr Yuan Longping grows that is called super hybrid rice.2. The special strain of rice makes that possible to produce one-third more of the crop in the same field.3. Dr Yuan searched a way to increase rice harvests without expanding the area of the fields.4. Dr Yuan is quite satisfying with his life.5. Using his hybrid rice, farmers are producing harvest twice as larger as before.6. Some organic farmers prefer planting grass between crops to prevent wind or water from carry away the soil.7. In addition, fruit, vegetables and other food growing with chemical fertilizers usually grow too fast to be full of much nutrition.8. One dream is not always enough, especial for a person who loves and cares for his people.9. Organic farming methods have the same goal: to grow good food and avoid damage the environment.Unit 31. He made people to laugh at a time when they felt depressed, so they could feel more content with their lives.2. No one was ever bored watching himhis subtle acting made everything entertained.3. Instead they are hiding in a small hut on the edge of a mountain during a snowstorm without nothing to eat.4. Charlie Chaplin wrote, directed and produced the films he starred.5. He walked around stiffly carried a walking stick.6. You may find it astonished that Charlie was taught to sing as soon as he could speak.7. Laughter is the sun who drives winter from the human face.8. Unfortunately his father died, left the family ever worse off.Unit 41. I saw several young people enter the waiting area looked around curiously.2. Not all cultures greet each other the same way, nor they are comfortable in the same way with touching or distance between people. 3. We can often be wrong about each other, so it is an amazed thing that we understand each other as well as we do.4. I saw several young people entered the waiting area looking around curiously.5. The first person to arrive was Tony Garcia from Colombia, closely following by Julia Smith from Britain.6. She stepped back appeared surprised and put up her hands, as if in defense.7. Being respectful to people is subjective, based on each culture, but in general this is probably not a good idea to give a hug to a boss or a teacher.8. There are many ways around the world show agreement, but nodding the head up and down is used for .9. These actions are not good or bad, but are simply ways in that cultures have developed.Unit 51. With all these attractions, no wonder tourism is increasing whenever there is a Disneyland.2. To enter a world of fantasy about ancient England, coming to Camelot Park!3. Opening in 1987, Futuroscope is one of the largest space-age parks in the world.4. The amazing, up-to-date information together with many opportunities for hands-on learning make the world com