《2025年1课3练单元达标测试九年级英语上册译林版》

1. According to the passage, what may cause teenagers to stay up?
C
2. How can sleep loss influence students' study?
B
3. 中考新考法 推断写作意图 What's the writer's main purpose in writing this passage?
D
4. 中考新考法 推断文章出处 In which part of the website can you probably find this passage?
A

答案： 1. C [解析]细节理解题。根据第一段中“However,in adolescence(青春期) changes to the body's sleep cycle make it difficult for teens to fall asleep early.”可知,青少年身体睡眠周期的变化是他们难以入睡。故选 C。2. B [解析]细节理解题。根据文中“Sleep loss hurts attention, memory and brain development. Students with less sleep have difficulty paying attention in class and are likely to have lower grades.”可知,睡眠不足会影响大脑发育。故选 B。3. D [解析]写作意图题。根据最后一段中“In conclusion, starting school later helps students get a better night's sleep. It improves their chances of eating, behaving and performing better.”可知,本文介绍了推迟学生上课时间的一些好处。故选 D。4. A [解析]推理判断题。通读全文可知,本文介绍了推迟学生上课时间的一些好处,与教育相关。故选 A。