未知题型 听力原文：W: Will John be singing in this semester's student opera?M: Not unless he's given a significant role.Q: What does the man imply about John?(16)A．He wants to be a featured performer.B．He plans to attend the student opera.C．He hopes to give an important role to a student.D．He will sing with the opera until the semester is over.

未知题型 下列物质能发生燃烧的是( )

单项选择题 听下面一段材料，回答 8～10 题。 第 8 题 What is the phone message about?A．Going to see a film．B．Attending a lecture．C．Changing a phone number．