Questions 11 to 18 are based on the conversation you have just heard.

A．He liked the lecture very much.
B．He regretted going to the lecture.
C．He thought he should finish his research report first.
D．He thought he had spent too much time on the research report.

A．She would prepare for the parry.
B．She would give a presentation in the party.
C．She would prepare for a presentation.
D．She would be busy with the party of tomorrow morning.