九上Unit4（核心知识点综合检测）-备战2024年中考英语一轮复习考点帮（仁爱科普版）

九上 Unit 4 核心知识点练习卷 I.选词填空 （2023·山东德州·统考）阅读下面的短文，根据短文内容，从下面方框内所给11个词中选择10个意义相符的词，必要时进行词形变化，填入空白处，每空一词。 help, it, with, lucky, one, piece, large, if, but, for, when In the summer of 1996, some strange-looking fossilized bones (骨骼化石) were dug up by a man in a dried-up lake. He was a farmer in the eastern part of China, who wondered: Could these be the remains (遗迹) of an ancient dragon? Not quite. Finally the study showed us that the bones actually belonged to a meat-eating dinosaur (恐龙), and 1 name was Sinosauropteryx prima (中华龙鸟). It was 2 than the size of a common chicken which lived about 120 million years ago. It was the 3 time to find fossils of dinosaurs in Liaoning, and it was the earliest one with feathers (羽毛). So, scientists said that Sinosauropteryx prima might have had tiny feathers, which is similar to the chicken. They have something in common! It may sound crazy 4 in fact not. Most scientists think today’s birds and dinosaurs are relatives. However, not everyone believes it. Many scientists wonder 5 some dinosaurs had feathers. Some bird scientists suggest that the feather-like structures (结构) may be 6 of scales (鳞片). Whatever they are, they are not the right size and shape 7 flying. It’s not easy to prove this because feathers are so weak that they usually rot (腐烂) away without a trace (踪迹). 8 , the fossils showed a lot of details (细节). For the study of the relationship between birds and dinosaurs, these details are very 9 . Yet still nobody knows 10 and why feathers appeared on the earth. Scientists hope to solve the puzzle (谜题) by studying the area where the fossils were found. “These beds date to a time when flowering plants and binds appeared,” says a professor. “The discovery of this area is just as important as going to Mars.” II. 单选选择。 11.（2023·全国·九年级专题练习）______ , I found the job boring, but soon I got used to it. A．To start with B．First of all C．Without dou