单项选择题


In Sections A, B and C you will hear everything ONCE ONLY. Listen carefully and then answer the questions that follow. Mark the correct answer to each question on your ANSWER SHEET.
SECTION A CONVERSATIONS
In this section, you will hear several conversations. Listen to the conversations carefully and then an-swer the questions that follow.
Questions 1 to 3 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions. Now, listen to the conversation.
Why does the student say that it’s complicated and embarrassing

A.To confess that he lied to the professor.
B.To emphasize what he is about to say.
C.To prove that he is innocent.
D.To warn the professor not to ignore him.