英语 九年级 选择题 简单 发明与创意主题词汇 — 英语选择题 沪教版·英语(初中) Unit 2 Great ideas AI 三重审校通过 题目 Choose the word that best completes the sentence. The paper-making ______ is one of the four great inventions of ancient China, and it changed the way people recorded ideas forever. A. discover B. invention C. explorer D. experiment 登录后查看答案与解析 用此考点生成试卷 本单元全部练习题 更多英语选择题