第15题: [单项选择]Passage Two Questions 29 to 32 are based on the passage you have just heard. A. They only like themselves. B. They are not bothered by failures. C. They know how to become better. D. They can always make a difference. 参考答案:B 答案解析:[听力原文] What do we learn about people with self-respect [解析] 选项均以They开头表明,本题考查这一类人的特点。
第23题: [单项选择]The boss broke his rule against singing last night. A. 昨晚老板打破惯例,唱了点。 B. 老板昨晚破例唱了歌。 C. 老板昨晚破例没唱歌。 D. 昨晚老板破了唱歌的禁令。 参考答案:B 答案解析:[解析] 本题的翻译要点是对“against doing”的理解。“against doing”这个介词做后置定语修饰前面的“rule”,“against singing”=“not singing(
第29题: [单项选择]我国饮用水卫生标准规定,饮用水中溶解性总固体的浓度应是()。 A. 600mg/L以下 B. 800mg/L以下 C. 1000mg/L以下 D. 1200mg/L以下 E. 5000mg/L以下 参考答案:C 答案解析:过高的TDS浓度,会造成口味不佳和水管、热水器、热水壶及家用器具的使用寿命减短,引发居民的反感。TDS浓度过低,也会因为过分平淡无味而不受人们欢迎,同时也会对输水管道造成腐蚀。因此我国《生活饮用水卫生