第8题: [单项选择]It was nine o'clock ______ I arrived at the airport. A. that B. before C. when D. since 参考答案:C 答案解析:[考点] 时间状语从句
[解析] 因为这不是强调句，所以不能选A，若在nine前加at则构成强调句，before意为“在……之前”，不合题意；when意为“当……时候”，可以引导时间状语从句，
第35题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. His lecture today is about bird’s behavior. B. Prof. Brown will cancel class today. C. He always starts the class at nine. D. He always begins the class ten minutes late. 参考答案:C 答案解析:[听力原文]
M: Oh, my! I am already ten minutes late. Does Prof. Brown always start the class at nine
