第18题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. In a movie theatre. B. In a photographic studio. C. In a printing house. D. In a copy shop. 参考答案:B 答案解析:[听力原文]
W: Is there anything I can do for you, sir
M: I’ve got two rolls of colored film. Please d
第26题: [单项选择]设x=4,y=8,z=7,以下表达式的值是 x<y And(Not y>z) Or z<x A. 1 B. -1 C. Tree D. False 参考答案:D 答案解析:[解析] 本题考查关系运算符与逻辑运算符。Not表示“非”。“Or”所连接的关系式,只要有一个为Tree,则结果为True。And连接的关系式必须同时为True,结果是为True。本题由于“Not y