Question

【题目】—Are you free tomorrow afternoon?

—I'm afraid not. I'll have to ________ an important lecture given by a famous professor.

A. join

B. take part in

C. attend

D. enter

Answer 1

【答案】C

【解析】句意：——你明天下午有空吗？——恐怕没有。我要去参加一位著名教授做的重要的演讲。attend参加演讲、出席会议等。