2. "I often come down with a cold these days because of the chill in the air."
3. "You should dress warmly. It's not easy to have a checkup here since there are so many patients."
4. "Where is your chinese colleague?"
5. "Has she already gone to china?"
6. "Yes, she has."
7. "Oh, I liked her. When did she leave?"
8. "It must be hard for you to do all the work by yourself. Are you all right?"
9. "Yes, I'm okay."