6、Where did the story take place?
A. Classroom B. office C. hospital
7．When did Jim begin to cough?
A．Last night． B．Last week． C. Last month.
听第二段材料，回答第8至9小题。
8. Where is Mike at the moment?
A. At home. B. In his office. C. In a shop.
9.How many people are there in this conversation ？
A. 2 B. 3 C. 4
