答案解析：

36. wearing
解析：此处用现在分词作后置定语，修饰前面的a person，注意-ing。
37. chance
解析：此处需填入better修饰的中心词（名词），注意不要误听成choice。
38. upload
解析：can后面直接加原形动词。upload意为“上传，上载”。
39. item
解析：根据前面的不定冠词a，可知此处需填入一个单数名词。
40. fundamental
解析：此处需要以辅音发音开头的形容词，修饰change，拼写时注意d后面的是a，不要错写成e。
41. select
解析：情态动词can后面直接加原形动词。
42. traditional
解析：此处需填入形容词作定语。
43. developed
解析：结合前面的being，此处应用过去分词表被动，注意不要漏了ed。
44. 标准答案：Facial recognition technology could make it easier to find pictures of friends online
听音关键：Facial recognition technology, easier, pictures, friends, online
答案重构：By using this technology that can recognize faces, it will be easier to find pictures of friends online
画龙点睛：原文用Facial recognition technology作主语，如无把握，可根据上文，转换成this technology that can recognize faces。make it+a.+to do sth.表示“使做某事……（怎么样）”。注意此处用了比较级。
45. 标准答案：Imagine shopping in a supermarket when someone happens to snap a picture and you're in the background
听音关键：Imagine, supermarket, happen to, snap a picture, in the background
答案重构：Imagine while you are shopping in a supermarket, someone takes a picture and you happen to be in the background
画龙点睛：关键在于抓住happen to以及snap a picture，若不清楚snap a picture这种表达，可用比较常见的take a picture替代。
46. 标准答案：allow your boss to find outyou were out playing about on a day when you called in sick
听音关键：allow, boss, find out, playing about, called in sick
答案重构：allow your boss to learn that you were going out to play on a day when you asked for a sick leave
画龙点睛：原文中的playing about是现在分词短语作表语，可用不定式替代。called in sick意思是“请病假”，可用asked for a sick leave替换。