PRETCO答题
PART I  LISTENING COMPREHENSION
SECTION A Proper responses该部分问题以日常交际为主，主要涉及问候、介绍、感谢、道歉、邀请
1. greetings&introduction&Farewell
-Nice to meet you!/glad to see you!/I am delighted to know you.-Me, too.How are you?Fine./Pretty good. /Not bad/just so-so.what is happening?/ How is it going?Nothing much./very well/so far so good.