2024年春广西防城港市防城区九年级英语科中考模拟练习题（二）（扫描版，无答案，无听力音频，无原文）

70.What can we know according to the passage A.Baseball is not a kind of sports. B.Baseball players don't need to be tall and strong. C.Baseball is only popular with boy. D Water is important to all living things but some areas in the world are short of water a lot.So we should try to protect and save water. A group of students from Zhejiang University have successfully developed an "air hand-washing machine”.The machine uses an infrared ray induction system(红外线感应系统)，which can feel the presence of our hands.If it feels there are hands,the water with the air will come from the tap.And it has been proven that it is nearly as effective as traditional hand-washing.It uses.only ten percent of the water.that regular hand-washing does.The students have even set up a company to introduce the product to the public. Li Qizhang,a member of the team that developed the machine,told a reporter that a model of their machine had already been placed in a classroom building at the university and it worked very well. In 2014,a student called Chen Puyang first thought of the idea while he was washing his hands.Washing one's hands uses a lot of water,Chen thought.Would it be possible to replace the water with air Others may not give the question a second thought.However,for Chen and Li,who were studying fluid mechanics( )at the time,this was considered to be an excellent idea. Soon,Chen,Li and several classmates started on the project.After a year of research,the team came up with a gravity-driven(重力驱动)hand-washing machine successfully. 根据语篇内容，选出最佳答案。 7l.The underlined words“presence”means“ ”in Paragraph2. A.形状 B.存在 C.距离 72.The underlined sentence in the 4th paragraph means A.other people may not spend a second thinking about the question again B.other people may think it is impossible to use air instead of water C.other people may not think or worry about the question at all 73.We can infer from the passage that A.the air hand-washing machine will be expensive B.you can wash your hands clean without any electricity C.the students developed the machine by the knowledge of fluid mechanics 74.Which of the following is TRUE about the"air hand-washing machine" A.A company was set up to produce the machine. B.It doesn't need any water when you wash your hand. C.The idea of the machine came to Chen's mind in a sudden. pared with the air hand-washing machine how much water can be wasted by regular hand-washing A.Only ten percent of the water. B.About twenty percent of the water. C.About ninety percent of the water. 九年级英语模拟练习二（共8页）第7页