未知题型 释压结束后指导旅客将用过的氧气面罩折叠放回氧气面罩储藏室内 A) 正确 B) 错误

单项选择题 合同中品名质量条款的注意事项有（）

未知题型 Directions: Choose an English classroom teaching activity. It can be one that is or is not mentioned in the course. Then describe, analyze and adapt it. The following questions are intended to guide you through the process. Step 1 Describe Describe the activity briefly. Use the following questions to help you. 1. What is the name of the activity? 2. Where did you find it? 3. For whom is the activity most suited? 4. What’s the purpose of the activity? 5. What are the steps of the activity?