2023-2024学年度Unit 4 Journey across a vast land Period 4基础练 题组A　基础练 (建议用时：8分钟) Ⅰ．单词拼写 1．Students learned the practical ________ (应用) of the theory they had learned in the classroom. 2．All the ________ (设备) should be cleaned down regularly. 3．The...