【简答题】With fewer accidents, insurance costs may be lower for self-driving cars than other vehicles. In a self-driving car, you would not have to be 2) ______ talking on the phone or sending a text message. ...
【单选题】You are delivering training to a group of Japanese expatriates at your offices and you notice that most of the group do not have any eye contact with you while you are explaining a technical process. ...
A.
They are concentrating and listening hard.
B.
They are suffering from jet lag and struggling to stay awake.