1.   实战练习 

2.   圣诞节传统的起源
   

Calcium supplementation may assist in the prevention and treatment of osteoporosis.  （补钙有助于预防和治疗骨质疏松症。）

This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction. 

本品不适合体力、感官或精神能力下降者，亦不适合缺乏经验和知识的人（包括儿童）使用，除非有人监督或指导。

What do you know about the Christmas traditions? List some key words after watching the video clips. 

服装类英文全部位对照直译

https://mp.weixin.qq.com/s?__biz=MzA3MTg1NjMwNg==&mid=2650877792&idx=2&sn=11533db0e691c0236f26f2add94cfa9e&chksm=84d2b6bdb3a53fab9d4f5da35d35595556a0d28d9dd1e35916a6f9bfefb3557ebc9d9db4ced6&mpshare=1&scene=23&srcid=1106ijiYN4lVBmrST2sFWcfi&sharer_sharetime=1667722327776&sharer_shareid=7162cf1be5b1542aabfb0f5834ac5bb7#rd

运动篇

工装篇