Two colleagues are chatting on their flight to the United States. They are on a business trip to Kentucky.
Who has been to the US before? What experiences have they had on their previous trips?
<ol>
 <li>出差(chūchāi)：to go on a business trip</li>
 <li>毕业(bìyè)：to graduate</li>
 <li>参加(cānjiā)：to attend</li>
 <li>有名(yǒumíng)：famous, well-known</li>
</ol>

Basic Specials 18 Time vs. Duration

Listen to Chinese conversations and stories on the go! This channel is hosted by Berea College's Chinese language program. 
The "Basic Chinese Conversation" series follows the textbook Basic Mandarin Chinese (Kubler, 2017). The numbers indicate the unit that the conversation is based on. For example, “Basic Chinese Conversation 1” is based on Unit 1. Each unit has multiple episodes labeled as 1A, 1B, 1C,….
The “Beauty in Memory” series features short stories or talk shows created by second-year Chinese language learners.
The “Basic Specials” series focus on particular linguistic structures.