10.be sick /ill in hospital 　　

9.catch a bus / take a bus 　　　

8.get off / on　 the bus　　

7. have the bill　　　　

6.take one’s order　

5.take a seat 　/　 have a seat　 　

4.on weekdays　　

3.find sb. doing sth.　

2.help oneself to sth. 　

1.Would you like to do sth. ?