《2025年细解巧练九年级英语全一册鲁教版五四制》

④ 完形填空
[2024·广安]There is a small thing we use every day. We usually put ____ 1 ____C in the bathroom. If we don't use it, we might have tooth problems. Can you guess what it is? Yes, it's the toothbrush. But do you know anything about its ____ 2 ____B?
Before toothbrushes appeared, the ancient Chinese people ____ 3 ____A their teeth with some small tree branches(树枝). About 800 years ago, people ____ 4 ____C a kind of toothbrushes with pig hair and bamboo. It might be the world's earliest form of toothbrushes. As time went by, the form of toothbrushes ____ 5 ____D. For example, people didn't use pig hair to make toothbrushes because it was too ____ 6 ____A. They began to use horse-tail hair which was much softer. Imagine that you travel back to hundreds of years ago and brush your teeth ____ 7 ____C. It sounds fantastic, doesn't it?
Around the 15th century, the Chinese toothbrush found its way into Europe. It became ____ 8 ____A among local people soon. The ____ 9 ____D of toothbrushes was not as famous as that of paper-making, but it was very useful in daily life. Today we get into the good ____ 10 ____B of brushing teeth. We should thank the ancient Chinese for it.
1. A. them B. they C. it D. its
2. A. background B. history C. effect D. future
3. A. cleaned B. broke C. took D. protected
4. A. did B. repaired C. made D. showed
5. A. appeared B. touched C. discovered D. changed
6. A. hard B. ugly C. safe D. expensive
7. A. angrily B. hardly C. comfortably D. badly
8. A. popular B. different C. strange D. boring
9. A. action B. pollution C. tradition D. invention
10. A. task B. habit C. result D. fact

答案： 1. C 2. B 3. A 4. C 5. D 6. A 7. C 8. A 9. D 10. B

⑤ 语法填空
The growth in tall buildings has led to a great need for window washers. The job is dangerous and accidents happen from time to time. However, the dangerous job may soon be done by Ozmo, ____ 2 ____a smart window cleaning robot.
Much like humans, Ozmo sits on platforms hanging from the buildings and uses ____ 4 ____ (it)its arms and brushes to clean the dirt on the windows. A 3D map of the building ____ 5 ____ (allow)allows the robot to move up and down. The robot can move out of the way ____ 6 ____if there are unexpected events, such as the sudden opening of a window. Unlike other window washers, the robot cleaner does not need soap ____ 7 ____ (clean)to clean the glass. Instead, it uses distilled water ____ 8 ____that/which does no harm to the environment.
It takes three cleaners 480 hours each to clean the windows of a 40-story glass building while the robot completes/will complete the task in just 80 hours. However, unlike other robots, Ozmo will not replace human workers, only making their jobs ____ 10 ____ (safe)safer /safe. Human workers will control the robot from below.
1. ____ 2. ____ 3. ____ 4. ____ 5. ____ 6. ____ 7. ____ 8. ____ 9. ____ 10. ____

答案： 1. accidents 2. a 3. hanging 4. its 5. allows 6. if 7. to clean 8. that/which 9. completes/will complete 10. safer /safe