Q: What's the probable relationship between the two speakers?
A) A math teacher and his colleague.
B) A teacher and his student.
C) A student and his classmate
D) A librarian and a student
Q: What do we learn from the conversation?
A) Tony could not continue the experiment.
B) Tony finished the experiment last night.
C) Tony thought the experiment was well done.
D) Tony had expected the experiment to be easier.