E. Match the information according to the monologues you hear (听独白，将信息配对，每段独白读两遍。)

18. M: Hello, Annie. This is Martin. I have some difficulties in running my company. So could you please give me some advice?

19. F: Hello, Bill. This is Doris. Jenny and I will play basketball at 6:00 p.m. Would you like to come? Tell me before 5:00 whether you’re coming or not.

20. F: Hi. Michelle. This is Jill. Because of the bad weather, we can’t go out fishing as planned. Let’s meet at the library at 8:00 a.m. and discuss our papers.